Home / 126,057.20-189,144.80-62,882.19

Finding the Fourth Proportional to 126,057.20, 189,144.80 and 62,882.19

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Solution

The fourth proportional to 126,057.20, 189,144.80 and 62,882.19 is: 94,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,057.20 : 189,144.80 = 62,882.19 : x
  2. Step 2: Convert to fraction form
    126,057.20/189,144.80 = 62,882.19/x
  3. Step 3: Cross multiply
    126,057.20x = 189,144.80 × 62,882.19
  4. Step 4: Simplify right side
    126,057.20x = 11,893,838,936.70
  5. Step 5: Solve for x
    x = 11,893,838,936.70/126,057.20
  6. Step 6: Final answer
    x = 94,352.72

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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.