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Finding the Fourth Proportional to 76,114.92, 105,042.66 and 42,575.08

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Solution

The fourth proportional to 76,114.92, 105,042.66 and 42,575.08 is: 58,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,114.92 : 105,042.66 = 42,575.08 : x
  2. Step 2: Convert to fraction form
    76,114.92/105,042.66 = 42,575.08/x
  3. Step 3: Cross multiply
    76,114.92x = 105,042.66 × 42,575.08
  4. Step 4: Simplify right side
    76,114.92x = 4,472,199,652.91
  5. Step 5: Solve for x
    x = 4,472,199,652.91/76,114.92
  6. Step 6: Final answer
    x = 58,755.89

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