Home / 126,932.88-175,184.85-73,216.72

Finding the Fourth Proportional to 126,932.88, 175,184.85 and 73,216.72

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Solution

The fourth proportional to 126,932.88, 175,184.85 and 73,216.72 is: 101,049.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.88 : 175,184.85 = 73,216.72 : x
  2. Step 2: Convert to fraction form
    126,932.88/175,184.85 = 73,216.72/x
  3. Step 3: Cross multiply
    126,932.88x = 175,184.85 × 73,216.72
  4. Step 4: Simplify right side
    126,932.88x = 12,826,460,110.69
  5. Step 5: Solve for x
    x = 12,826,460,110.69/126,932.88
  6. Step 6: Final answer
    x = 101,049.15

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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.