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Finding the Fourth Proportional to 118,123.57, 176,988.09 and 83,000.35

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Solution

The fourth proportional to 118,123.57, 176,988.09 and 83,000.35 is: 124,361.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,123.57 : 176,988.09 = 83,000.35 : x
  2. Step 2: Convert to fraction form
    118,123.57/176,988.09 = 83,000.35/x
  3. Step 3: Cross multiply
    118,123.57x = 176,988.09 × 83,000.35
  4. Step 4: Simplify right side
    118,123.57x = 14,690,073,415.83
  5. Step 5: Solve for x
    x = 14,690,073,415.83/118,123.57
  6. Step 6: Final answer
    x = 124,361.92

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