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Finding the Fourth Proportional to 83,892.85, 115,774.57 and 45,654.86

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Solution

The fourth proportional to 83,892.85, 115,774.57 and 45,654.86 is: 63,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,892.85 : 115,774.57 = 45,654.86 : x
  2. Step 2: Convert to fraction form
    83,892.85/115,774.57 = 45,654.86/x
  3. Step 3: Cross multiply
    83,892.85x = 115,774.57 × 45,654.86
  4. Step 4: Simplify right side
    83,892.85x = 5,285,672,047.86
  5. Step 5: Solve for x
    x = 5,285,672,047.86/83,892.85
  6. Step 6: Final answer
    x = 63,005.04

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