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Finding the Fourth Proportional to 79,471.11, 109,672.07 and 43,663.44

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Solution

The fourth proportional to 79,471.11, 109,672.07 and 43,663.44 is: 60,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,471.11 : 109,672.07 = 43,663.44 : x
  2. Step 2: Convert to fraction form
    79,471.11/109,672.07 = 43,663.44/x
  3. Step 3: Cross multiply
    79,471.11x = 109,672.07 × 43,663.44
  4. Step 4: Simplify right side
    79,471.11x = 4,788,659,629.80
  5. Step 5: Solve for x
    x = 4,788,659,629.80/79,471.11
  6. Step 6: Final answer
    x = 60,256.61

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