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Finding the Fourth Proportional to 79,059.26, 109,103.82 and 43,250.78

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Solution

The fourth proportional to 79,059.26, 109,103.82 and 43,250.78 is: 59,687.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,059.26 : 109,103.82 = 43,250.78 : x
  2. Step 2: Convert to fraction form
    79,059.26/109,103.82 = 43,250.78/x
  3. Step 3: Cross multiply
    79,059.26x = 109,103.82 × 43,250.78
  4. Step 4: Simplify right side
    79,059.26x = 4,718,825,315.98
  5. Step 5: Solve for x
    x = 4,718,825,315.98/79,059.26
  6. Step 6: Final answer
    x = 59,687.19

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