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Finding the Fourth Proportional to 124,546.78, 171,874.56 and 67,958.16

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Solution

The fourth proportional to 124,546.78, 171,874.56 and 67,958.16 is: 93,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.78 : 171,874.56 = 67,958.16 : x
  2. Step 2: Convert to fraction form
    124,546.78/171,874.56 = 67,958.16/x
  3. Step 3: Cross multiply
    124,546.78x = 171,874.56 × 67,958.16
  4. Step 4: Simplify right side
    124,546.78x = 11,680,278,076.46
  5. Step 5: Solve for x
    x = 11,680,278,076.46/124,546.78
  6. Step 6: Final answer
    x = 93,782.26

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