Home / 126,934.43-175,163.38-73,236.76

Finding the Fourth Proportional to 126,934.43, 175,163.38 and 73,236.76

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Solution

The fourth proportional to 126,934.43, 175,163.38 and 73,236.76 is: 101,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,934.43 : 175,163.38 = 73,236.76 : x
  2. Step 2: Convert to fraction form
    126,934.43/175,163.38 = 73,236.76/x
  3. Step 3: Cross multiply
    126,934.43x = 175,163.38 × 73,236.76
  4. Step 4: Simplify right side
    126,934.43x = 12,828,397,800.85
  5. Step 5: Solve for x
    x = 12,828,397,800.85/126,934.43
  6. Step 6: Final answer
    x = 101,063.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.