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Finding the Fourth Proportional to 141,572.16, 212,489.46 and 71,500.68

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Solution

The fourth proportional to 141,572.16, 212,489.46 and 71,500.68 is: 107,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,572.16 : 212,489.46 = 71,500.68 : x
  2. Step 2: Convert to fraction form
    141,572.16/212,489.46 = 71,500.68/x
  3. Step 3: Cross multiply
    141,572.16x = 212,489.46 × 71,500.68
  4. Step 4: Simplify right side
    141,572.16x = 15,193,140,882.83
  5. Step 5: Solve for x
    x = 15,193,140,882.83/141,572.16
  6. Step 6: Final answer
    x = 107,317.29

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