Home / 84,100.28-126,132.96-24,922.04

Finding the Fourth Proportional to 84,100.28, 126,132.96 and 24,922.04

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Solution

The fourth proportional to 84,100.28, 126,132.96 and 24,922.04 is: 37,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,100.28 : 126,132.96 = 24,922.04 : x
  2. Step 2: Convert to fraction form
    84,100.28/126,132.96 = 24,922.04/x
  3. Step 3: Cross multiply
    84,100.28x = 126,132.96 × 24,922.04
  4. Step 4: Simplify right side
    84,100.28x = 3,143,490,674.44
  5. Step 5: Solve for x
    x = 3,143,490,674.44/84,100.28
  6. Step 6: Final answer
    x = 37,377.89

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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.