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Finding the Fourth Proportional to 80,331.75, 110,857.82 and 48,508.47

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Solution

The fourth proportional to 80,331.75, 110,857.82 and 48,508.47 is: 66,941.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,331.75 : 110,857.82 = 48,508.47 : x
  2. Step 2: Convert to fraction form
    80,331.75/110,857.82 = 48,508.47/x
  3. Step 3: Cross multiply
    80,331.75x = 110,857.82 × 48,508.47
  4. Step 4: Simplify right side
    80,331.75x = 5,377,542,993.19
  5. Step 5: Solve for x
    x = 5,377,542,993.19/80,331.75
  6. Step 6: Final answer
    x = 66,941.69

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