Home / 84,154.40-126,251.36-24,990.56

Finding the Fourth Proportional to 84,154.40, 126,251.36 and 24,990.56

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Solution

The fourth proportional to 84,154.40, 126,251.36 and 24,990.56 is: 37,491.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,154.40 : 126,251.36 = 24,990.56 : x
  2. Step 2: Convert to fraction form
    84,154.40/126,251.36 = 24,990.56/x
  3. Step 3: Cross multiply
    84,154.40x = 126,251.36 × 24,990.56
  4. Step 4: Simplify right side
    84,154.40x = 3,155,092,187.16
  5. Step 5: Solve for x
    x = 3,155,092,187.16/84,154.40
  6. Step 6: Final answer
    x = 37,491.71

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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.