The King of Pentacles is the pinnacle of wealth and prosperity, he signifies success in every financial sense.  He sits comfortably on his thrown and is lavished with symbolism reflecting financial abundance and generosity.  But this success comes at a price, it is difficult to get close tot he King because of the wealth surrounding him, and his degree of success comes with the responsibility of power.  In this context the King's wealth has become a burden that weighs him down.  The King of Pentacles is a showy character, he's a little over the top and can reflect someone who has become distracted by success and all its trappings. When the King is indicated in the outcome of any reading to do with finances, it provides a best case scenario in terms of financial success.