Home / 126,022.08-173,995.92-88,230.72

Finding the Fourth Proportional to 126,022.08, 173,995.92 and 88,230.72

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Solution

The fourth proportional to 126,022.08, 173,995.92 and 88,230.72 is: 121,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,022.08 : 173,995.92 = 88,230.72 : x
  2. Step 2: Convert to fraction form
    126,022.08/173,995.92 = 88,230.72/x
  3. Step 3: Cross multiply
    126,022.08x = 173,995.92 × 88,230.72
  4. Step 4: Simplify right side
    126,022.08x = 15,351,785,298.66
  5. Step 5: Solve for x
    x = 15,351,785,298.66/126,022.08
  6. Step 6: Final answer
    x = 121,818.22

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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.