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Finding the Fourth Proportional to 80,265.74, 110,753.71 and 48,013.69

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Solution

The fourth proportional to 80,265.74, 110,753.71 and 48,013.69 is: 66,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265.74 : 110,753.71 = 48,013.69 : x
  2. Step 2: Convert to fraction form
    80,265.74/110,753.71 = 48,013.69/x
  3. Step 3: Cross multiply
    80,265.74x = 110,753.71 × 48,013.69
  4. Step 4: Simplify right side
    80,265.74x = 5,317,693,678.10
  5. Step 5: Solve for x
    x = 5,317,693,678.10/80,265.74
  6. Step 6: Final answer
    x = 66,251.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.