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Finding the Fourth Proportional to 79,060.69, 109,103.61 and 43,250.72

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Solution

The fourth proportional to 79,060.69, 109,103.61 and 43,250.72 is: 59,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,060.69 : 109,103.61 = 43,250.72 : x
  2. Step 2: Convert to fraction form
    79,060.69/109,103.61 = 43,250.72/x
  3. Step 3: Cross multiply
    79,060.69x = 109,103.61 × 43,250.72
  4. Step 4: Simplify right side
    79,060.69x = 4,718,809,470.85
  5. Step 5: Solve for x
    x = 4,718,809,470.85/79,060.69
  6. Step 6: Final answer
    x = 59,685.92

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