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Finding the Fourth Proportional to 51,759.85, 71,431.12 and 29,105.97

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Solution

The fourth proportional to 51,759.85, 71,431.12 and 29,105.97 is: 40,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,759.85 : 71,431.12 = 29,105.97 : x
  2. Step 2: Convert to fraction form
    51,759.85/71,431.12 = 29,105.97/x
  3. Step 3: Cross multiply
    51,759.85x = 71,431.12 × 29,105.97
  4. Step 4: Simplify right side
    51,759.85x = 2,079,072,035.79
  5. Step 5: Solve for x
    x = 2,079,072,035.79/51,759.85
  6. Step 6: Final answer
    x = 40,167.66

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