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Finding the Fourth Proportional to 133,695.90, 200,479.05 and 74,468.70

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Solution

The fourth proportional to 133,695.90, 200,479.05 and 74,468.70 is: 111,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,695.90 : 200,479.05 = 74,468.70 : x
  2. Step 2: Convert to fraction form
    133,695.90/200,479.05 = 74,468.70/x
  3. Step 3: Cross multiply
    133,695.90x = 200,479.05 × 74,468.70
  4. Step 4: Simplify right side
    133,695.90x = 14,929,414,230.74
  5. Step 5: Solve for x
    x = 14,929,414,230.74/133,695.90
  6. Step 6: Final answer
    x = 111,666.96

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