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Finding the Fourth Proportional to 124,952.20, 187,428.30 and 82,961.80

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Solution

The fourth proportional to 124,952.20, 187,428.30 and 82,961.80 is: 124,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,952.20 : 187,428.30 = 82,961.80 : x
  2. Step 2: Convert to fraction form
    124,952.20/187,428.30 = 82,961.80/x
  3. Step 3: Cross multiply
    124,952.20x = 187,428.30 × 82,961.80
  4. Step 4: Simplify right side
    124,952.20x = 15,549,389,138.94
  5. Step 5: Solve for x
    x = 15,549,389,138.94/124,952.20
  6. Step 6: Final answer
    x = 124,442.70

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