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Finding the Fourth Proportional to 83,412.93, 125,031.92 and 39,002.25

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Solution

The fourth proportional to 83,412.93, 125,031.92 and 39,002.25 is: 58,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,412.93 : 125,031.92 = 39,002.25 : x
  2. Step 2: Convert to fraction form
    83,412.93/125,031.92 = 39,002.25/x
  3. Step 3: Cross multiply
    83,412.93x = 125,031.92 × 39,002.25
  4. Step 4: Simplify right side
    83,412.93x = 4,876,526,006.81
  5. Step 5: Solve for x
    x = 4,876,526,006.81/83,412.93
  6. Step 6: Final answer
    x = 58,462.47

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