Home / 126,039.16-173,932.60-71,590.96

Finding the Fourth Proportional to 126,039.16, 173,932.60 and 71,590.96

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Solution

The fourth proportional to 126,039.16, 173,932.60 and 71,590.96 is: 98,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,039.16 : 173,932.60 = 71,590.96 : x
  2. Step 2: Convert to fraction form
    126,039.16/173,932.60 = 71,590.96/x
  3. Step 3: Cross multiply
    126,039.16x = 173,932.60 × 71,590.96
  4. Step 4: Simplify right side
    126,039.16x = 12,452,001,809.30
  5. Step 5: Solve for x
    x = 12,452,001,809.30/126,039.16
  6. Step 6: Final answer
    x = 98,794.71

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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.