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Finding the Fourth Proportional to 48,676.73, 67,135 and 33,565.92

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Solution

The fourth proportional to 48,676.73, 67,135 and 33,565.92 is: 46,294.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,676.73 : 67,135 = 33,565.92 : x
  2. Step 2: Convert to fraction form
    48,676.73/67,135 = 33,565.92/x
  3. Step 3: Cross multiply
    48,676.73x = 67,135 × 33,565.92
  4. Step 4: Simplify right side
    48,676.73x = 2,253,448,039.20
  5. Step 5: Solve for x
    x = 2,253,448,039.20/48,676.73
  6. Step 6: Final answer
    x = 46,294.15

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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.