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Finding the Fourth Proportional to 134,680.64, 185,850.54 and 74,251.79

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Solution

The fourth proportional to 134,680.64, 185,850.54 and 74,251.79 is: 102,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,680.64 : 185,850.54 = 74,251.79 : x
  2. Step 2: Convert to fraction form
    134,680.64/185,850.54 = 74,251.79/x
  3. Step 3: Cross multiply
    134,680.64x = 185,850.54 × 74,251.79
  4. Step 4: Simplify right side
    134,680.64x = 13,799,735,267.47
  5. Step 5: Solve for x
    x = 13,799,735,267.47/134,680.64
  6. Step 6: Final answer
    x = 102,462.65

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