Finding the Fourth Proportional to 111.01, 152.38 and 98.46

Step by Step Solution

1. Step 1: Write the proportion equation
   111.01 : 152.38 = 98.46 : x
2. Step 2: Convert to fraction form
   111.01/152.38 = 98.46/x
3. Step 3: Cross multiply
   111.01x = 152.38 × 98.46
4. Step 4: Simplify right side
   111.01x = 15,002.57
5. Step 5: Solve for x
   x = 15,002.57/111.01
6. Step 6: Final answer
   x = 135.15