Home / 126,004.80-173,884.68-69,418.20

Finding the Fourth Proportional to 126,004.80, 173,884.68 and 69,418.20

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Solution

The fourth proportional to 126,004.80, 173,884.68 and 69,418.20 is: 95,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,004.80 : 173,884.68 = 69,418.20 : x
  2. Step 2: Convert to fraction form
    126,004.80/173,884.68 = 69,418.20/x
  3. Step 3: Cross multiply
    126,004.80x = 173,884.68 × 69,418.20
  4. Step 4: Simplify right side
    126,004.80x = 12,070,761,493.18
  5. Step 5: Solve for x
    x = 12,070,761,493.18/126,004.80
  6. Step 6: Final answer
    x = 95,796.05

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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.