Home / 83,581.46-125,377.25-33,661.56

Finding the Fourth Proportional to 83,581.46, 125,377.25 and 33,661.56

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Solution

The fourth proportional to 83,581.46, 125,377.25 and 33,661.56 is: 50,494.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,581.46 : 125,377.25 = 33,661.56 : x
  2. Step 2: Convert to fraction form
    83,581.46/125,377.25 = 33,661.56/x
  3. Step 3: Cross multiply
    83,581.46x = 125,377.25 × 33,661.56
  4. Step 4: Simplify right side
    83,581.46x = 4,220,393,655.20
  5. Step 5: Solve for x
    x = 4,220,393,655.20/83,581.46
  6. Step 6: Final answer
    x = 50,494.38

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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.