In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[0, -17, 79, 91, 55, 18], [60, -95, 78, 83, -154, -150, 89], [-12, 98, -93, 14, -187], [-112, -198, -77, -102, 84, 4]]