Home / 126,502.20-189,753.30-33,007.95

Finding the Fourth Proportional to 126,502.20, 189,753.30 and 33,007.95

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Solution

The fourth proportional to 126,502.20, 189,753.30 and 33,007.95 is: 49,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,502.20 : 189,753.30 = 33,007.95 : x
  2. Step 2: Convert to fraction form
    126,502.20/189,753.30 = 33,007.95/x
  3. Step 3: Cross multiply
    126,502.20x = 189,753.30 × 33,007.95
  4. Step 4: Simplify right side
    126,502.20x = 6,263,367,438.74
  5. Step 5: Solve for x
    x = 6,263,367,438.74/126,502.20
  6. Step 6: Final answer
    x = 49,511.93

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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.