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Finding the Fourth Proportional to 134,672.59, 185,849.40 and 74,245.42

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Solution

The fourth proportional to 134,672.59, 185,849.40 and 74,245.42 is: 102,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,672.59 : 185,849.40 = 74,245.42 : x
  2. Step 2: Convert to fraction form
    134,672.59/185,849.40 = 74,245.42/x
  3. Step 3: Cross multiply
    134,672.59x = 185,849.40 × 74,245.42
  4. Step 4: Simplify right side
    134,672.59x = 13,798,466,759.75
  5. Step 5: Solve for x
    x = 13,798,466,759.75/134,672.59
  6. Step 6: Final answer
    x = 102,459.36

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