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Finding the Fourth Proportional to 124,100.28, 171,262.68 and 67,513.68

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Solution

The fourth proportional to 124,100.28, 171,262.68 and 67,513.68 is: 93,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,100.28 : 171,262.68 = 67,513.68 : x
  2. Step 2: Convert to fraction form
    124,100.28/171,262.68 = 67,513.68/x
  3. Step 3: Cross multiply
    124,100.28x = 171,262.68 × 67,513.68
  4. Step 4: Simplify right side
    124,100.28x = 11,562,573,773.46
  5. Step 5: Solve for x
    x = 11,562,573,773.46/124,100.28
  6. Step 6: Final answer
    x = 93,171.21

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