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Finding the Fourth Proportional to 80,543.70, 111,150.43 and 44,732.79

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Solution

The fourth proportional to 80,543.70, 111,150.43 and 44,732.79 is: 61,731.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,543.70 : 111,150.43 = 44,732.79 : x
  2. Step 2: Convert to fraction form
    80,543.70/111,150.43 = 44,732.79/x
  3. Step 3: Cross multiply
    80,543.70x = 111,150.43 × 44,732.79
  4. Step 4: Simplify right side
    80,543.70x = 4,972,068,731.77
  5. Step 5: Solve for x
    x = 4,972,068,731.77/80,543.70
  6. Step 6: Final answer
    x = 61,731.32

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