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Finding the Fourth Proportional to 147,906.10, 221,859.15 and 88,711.30

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Solution

The fourth proportional to 147,906.10, 221,859.15 and 88,711.30 is: 133,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,906.10 : 221,859.15 = 88,711.30 : x
  2. Step 2: Convert to fraction form
    147,906.10/221,859.15 = 88,711.30/x
  3. Step 3: Cross multiply
    147,906.10x = 221,859.15 × 88,711.30
  4. Step 4: Simplify right side
    147,906.10x = 19,681,413,613.40
  5. Step 5: Solve for x
    x = 19,681,413,613.40/147,906.10
  6. Step 6: Final answer
    x = 133,066.95

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