Home / 80,581.30-120,893.82-24,419.14

Finding the Fourth Proportional to 80,581.30, 120,893.82 and 24,419.14

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Solution

The fourth proportional to 80,581.30, 120,893.82 and 24,419.14 is: 36,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,581.30 : 120,893.82 = 24,419.14 : x
  2. Step 2: Convert to fraction form
    80,581.30/120,893.82 = 24,419.14/x
  3. Step 3: Cross multiply
    80,581.30x = 120,893.82 × 24,419.14
  4. Step 4: Simplify right side
    80,581.30x = 2,952,122,389.15
  5. Step 5: Solve for x
    x = 2,952,122,389.15/80,581.30
  6. Step 6: Final answer
    x = 36,635.33

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1.5x scale

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.