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Finding the Fourth Proportional to 67,404.70, 101,107.05 and 54,282.70

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Solution

The fourth proportional to 67,404.70, 101,107.05 and 54,282.70 is: 81,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,404.70 : 101,107.05 = 54,282.70 : x
  2. Step 2: Convert to fraction form
    67,404.70/101,107.05 = 54,282.70/x
  3. Step 3: Cross multiply
    67,404.70x = 101,107.05 × 54,282.70
  4. Step 4: Simplify right side
    67,404.70x = 5,488,363,663.04
  5. Step 5: Solve for x
    x = 5,488,363,663.04/67,404.70
  6. Step 6: Final answer
    x = 81,424.05

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