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Finding the Fourth Proportional to 80,082.68, 110,514.78 and 44,274.20

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Solution

The fourth proportional to 80,082.68, 110,514.78 and 44,274.20 is: 61,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,082.68 : 110,514.78 = 44,274.20 : x
  2. Step 2: Convert to fraction form
    80,082.68/110,514.78 = 44,274.20/x
  3. Step 3: Cross multiply
    80,082.68x = 110,514.78 × 44,274.20
  4. Step 4: Simplify right side
    80,082.68x = 4,892,952,920.10
  5. Step 5: Solve for x
    x = 4,892,952,920.10/80,082.68
  6. Step 6: Final answer
    x = 61,098.77

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1.5x scale

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.