Home / 126,863.38-175,069.17-69,503.84

Finding the Fourth Proportional to 126,863.38, 175,069.17 and 69,503.84

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Solution

The fourth proportional to 126,863.38, 175,069.17 and 69,503.84 is: 95,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,863.38 : 175,069.17 = 69,503.84 : x
  2. Step 2: Convert to fraction form
    126,863.38/175,069.17 = 69,503.84/x
  3. Step 3: Cross multiply
    126,863.38x = 175,069.17 × 69,503.84
  4. Step 4: Simplify right side
    126,863.38x = 12,167,978,705.27
  5. Step 5: Solve for x
    x = 12,167,978,705.27/126,863.38
  6. Step 6: Final answer
    x = 95,914.04

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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.