Home / 80,230.17-120,338.09-24,082.83

Finding the Fourth Proportional to 80,230.17, 120,338.09 and 24,082.83

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Solution

The fourth proportional to 80,230.17, 120,338.09 and 24,082.83 is: 36,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,230.17 : 120,338.09 = 24,082.83 : x
  2. Step 2: Convert to fraction form
    80,230.17/120,338.09 = 24,082.83/x
  3. Step 3: Cross multiply
    80,230.17x = 120,338.09 × 24,082.83
  4. Step 4: Simplify right side
    80,230.17x = 2,898,081,733.89
  5. Step 5: Solve for x
    x = 2,898,081,733.89/80,230.17
  6. Step 6: Final answer
    x = 36,122.09

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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.