Finding the Fourth Proportional to 111.33, 152.55 and 110.16

Step by Step Solution

1. Step 1: Write the proportion equation
   111.33 : 152.55 = 110.16 : x
2. Step 2: Convert to fraction form
   111.33/152.55 = 110.16/x
3. Step 3: Cross multiply
   111.33x = 152.55 × 110.16
4. Step 4: Simplify right side
   111.33x = 16,804.91
5. Step 5: Solve for x
   x = 16,804.91/111.33
6. Step 6: Final answer
   x = 150.95