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Finding the Fourth Proportional to 80,543.55, 111,146.50 and 48,295.97

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Solution

The fourth proportional to 80,543.55, 111,146.50 and 48,295.97 is: 66,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,543.55 : 111,146.50 = 48,295.97 : x
  2. Step 2: Convert to fraction form
    80,543.55/111,146.50 = 48,295.97/x
  3. Step 3: Cross multiply
    80,543.55x = 111,146.50 × 48,295.97
  4. Step 4: Simplify right side
    80,543.55x = 5,367,928,029.61
  5. Step 5: Solve for x
    x = 5,367,928,029.61/80,543.55
  6. Step 6: Final answer
    x = 66,646.28

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