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Finding the Fourth Proportional to 141,511.50, 195,281.96 and 77,849.28

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Solution

The fourth proportional to 141,511.50, 195,281.96 and 77,849.28 is: 107,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,511.50 : 195,281.96 = 77,849.28 : x
  2. Step 2: Convert to fraction form
    141,511.50/195,281.96 = 77,849.28/x
  3. Step 3: Cross multiply
    141,511.50x = 195,281.96 × 77,849.28
  4. Step 4: Simplify right side
    141,511.50x = 15,202,559,593.74
  5. Step 5: Solve for x
    x = 15,202,559,593.74/141,511.50
  6. Step 6: Final answer
    x = 107,429.85

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