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Finding the Fourth Proportional to 124,078.88, 171,233.36 and 71,097.12

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Solution

The fourth proportional to 124,078.88, 171,233.36 and 71,097.12 is: 98,116.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,078.88 : 171,233.36 = 71,097.12 : x
  2. Step 2: Convert to fraction form
    124,078.88/171,233.36 = 71,097.12/x
  3. Step 3: Cross multiply
    124,078.88x = 171,233.36 × 71,097.12
  4. Step 4: Simplify right side
    124,078.88x = 12,174,198,743.92
  5. Step 5: Solve for x
    x = 12,174,198,743.92/124,078.88
  6. Step 6: Final answer
    x = 98,116.61

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