Home / 126,073.54-189,124.15-62,909.56

Finding the Fourth Proportional to 126,073.54, 189,124.15 and 62,909.56

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Solution

The fourth proportional to 126,073.54, 189,124.15 and 62,909.56 is: 94,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,073.54 : 189,124.15 = 62,909.56 : x
  2. Step 2: Convert to fraction form
    126,073.54/189,124.15 = 62,909.56/x
  3. Step 3: Cross multiply
    126,073.54x = 189,124.15 × 62,909.56
  4. Step 4: Simplify right side
    126,073.54x = 11,897,717,061.87
  5. Step 5: Solve for x
    x = 11,897,717,061.87/126,073.54
  6. Step 6: Final answer
    x = 94,371.25

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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.