Home / 126,404.28-189,606.42-32,910.12

Finding the Fourth Proportional to 126,404.28, 189,606.42 and 32,910.12

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Solution

The fourth proportional to 126,404.28, 189,606.42 and 32,910.12 is: 49,365.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,404.28 : 189,606.42 = 32,910.12 : x
  2. Step 2: Convert to fraction form
    126,404.28/189,606.42 = 32,910.12/x
  3. Step 3: Cross multiply
    126,404.28x = 189,606.42 × 32,910.12
  4. Step 4: Simplify right side
    126,404.28x = 6,239,970,034.97
  5. Step 5: Solve for x
    x = 6,239,970,034.97/126,404.28
  6. Step 6: Final answer
    x = 49,365.18

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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.