Ramon Berenguer IV By Judith Penko 1131 Throne It accessed at the throne the 1131 at his father's death. Period: 1131 to 1161 Throne It accessed at the throne the 1131 at his father's death. 1150 Union among Paronella and Ramon Berenguer IV It celebrated according to the historian Antonio Ubieto the August of the 1150 in Lleida.