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Finding the Fourth Proportional to 169,489.20, 254,233.80 and 124,874.40

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Solution

The fourth proportional to 169,489.20, 254,233.80 and 124,874.40 is: 187,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,489.20 : 254,233.80 = 124,874.40 : x
  2. Step 2: Convert to fraction form
    169,489.20/254,233.80 = 124,874.40/x
  3. Step 3: Cross multiply
    169,489.20x = 254,233.80 × 124,874.40
  4. Step 4: Simplify right side
    169,489.20x = 31,747,293,234.72
  5. Step 5: Solve for x
    x = 31,747,293,234.72/169,489.20
  6. Step 6: Final answer
    x = 187,311.60

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