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Finding the Fourth Proportional to 79,142.96, 109,217.26 and 43,332.96

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Solution

The fourth proportional to 79,142.96, 109,217.26 and 43,332.96 is: 59,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,142.96 : 109,217.26 = 43,332.96 : x
  2. Step 2: Convert to fraction form
    79,142.96/109,217.26 = 43,332.96/x
  3. Step 3: Cross multiply
    79,142.96x = 109,217.26 × 43,332.96
  4. Step 4: Simplify right side
    79,142.96x = 4,732,707,008.27
  5. Step 5: Solve for x
    x = 4,732,707,008.27/79,142.96
  6. Step 6: Final answer
    x = 59,799.47

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