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Finding the Fourth Proportional to 207,515.52, 311,272.20 and 132,449.04

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Solution

The fourth proportional to 207,515.52, 311,272.20 and 132,449.04 is: 198,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,515.52 : 311,272.20 = 132,449.04 : x
  2. Step 2: Convert to fraction form
    207,515.52/311,272.20 = 132,449.04/x
  3. Step 3: Cross multiply
    207,515.52x = 311,272.20 × 132,449.04
  4. Step 4: Simplify right side
    207,515.52x = 41,227,704,068.69
  5. Step 5: Solve for x
    x = 41,227,704,068.69/207,515.52
  6. Step 6: Final answer
    x = 198,672.87

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