Home / 126,049.12-173,937.36-69,458.56

Finding the Fourth Proportional to 126,049.12, 173,937.36 and 69,458.56

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Solution

The fourth proportional to 126,049.12, 173,937.36 and 69,458.56 is: 95,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,049.12 : 173,937.36 = 69,458.56 : x
  2. Step 2: Convert to fraction form
    126,049.12/173,937.36 = 69,458.56/x
  3. Step 3: Cross multiply
    126,049.12x = 173,937.36 × 69,458.56
  4. Step 4: Simplify right side
    126,049.12x = 12,081,438,555.80
  5. Step 5: Solve for x
    x = 12,081,438,555.80/126,049.12
  6. Step 6: Final answer
    x = 95,847.07

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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.