Home / 80,899.44-121,354.92-25,494

Finding the Fourth Proportional to 80,899.44, 121,354.92 and 25,494

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Solution

The fourth proportional to 80,899.44, 121,354.92 and 25,494 is: 38,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,899.44 : 121,354.92 = 25,494 : x
  2. Step 2: Convert to fraction form
    80,899.44/121,354.92 = 25,494/x
  3. Step 3: Cross multiply
    80,899.44x = 121,354.92 × 25,494
  4. Step 4: Simplify right side
    80,899.44x = 3,093,822,330.48
  5. Step 5: Solve for x
    x = 3,093,822,330.48/80,899.44
  6. Step 6: Final answer
    x = 38,242.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.