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Finding the Fourth Proportional to 119,589.89, 165,035.27 and 65,876.25

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Solution

The fourth proportional to 119,589.89, 165,035.27 and 65,876.25 is: 90,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,589.89 : 165,035.27 = 65,876.25 : x
  2. Step 2: Convert to fraction form
    119,589.89/165,035.27 = 65,876.25/x
  3. Step 3: Cross multiply
    119,589.89x = 165,035.27 × 65,876.25
  4. Step 4: Simplify right side
    119,589.89x = 10,871,904,375.96
  5. Step 5: Solve for x
    x = 10,871,904,375.96/119,589.89
  6. Step 6: Final answer
    x = 90,909.90

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