Home / 84,434.40-126,573.84-40,082.04

Finding the Fourth Proportional to 84,434.40, 126,573.84 and 40,082.04

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Solution

The fourth proportional to 84,434.40, 126,573.84 and 40,082.04 is: 60,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,434.40 : 126,573.84 = 40,082.04 : x
  2. Step 2: Convert to fraction form
    84,434.40/126,573.84 = 40,082.04/x
  3. Step 3: Cross multiply
    84,434.40x = 126,573.84 × 40,082.04
  4. Step 4: Simplify right side
    84,434.40x = 5,073,337,717.83
  5. Step 5: Solve for x
    x = 5,073,337,717.83/84,434.40
  6. Step 6: Final answer
    x = 60,086.15

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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.