Home / 126,247.68-174,213.18-69,660

Finding the Fourth Proportional to 126,247.68, 174,213.18 and 69,660

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Solution

The fourth proportional to 126,247.68, 174,213.18 and 69,660 is: 96,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,247.68 : 174,213.18 = 69,660 : x
  2. Step 2: Convert to fraction form
    126,247.68/174,213.18 = 69,660/x
  3. Step 3: Cross multiply
    126,247.68x = 174,213.18 × 69,660
  4. Step 4: Simplify right side
    126,247.68x = 12,135,690,118.80
  5. Step 5: Solve for x
    x = 12,135,690,118.80/126,247.68
  6. Step 6: Final answer
    x = 96,126.04

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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.