Home / 126,387.92-189,327.54-59,892.17

Finding the Fourth Proportional to 126,387.92, 189,327.54 and 59,892.17

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Solution

The fourth proportional to 126,387.92, 189,327.54 and 59,892.17 is: 89,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,387.92 : 189,327.54 = 59,892.17 : x
  2. Step 2: Convert to fraction form
    126,387.92/189,327.54 = 59,892.17/x
  3. Step 3: Cross multiply
    126,387.92x = 189,327.54 × 59,892.17
  4. Step 4: Simplify right side
    126,387.92x = 11,339,237,211.36
  5. Step 5: Solve for x
    x = 11,339,237,211.36/126,387.92
  6. Step 6: Final answer
    x = 89,717.73

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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.