Home / 252,805.20-349,011.30-172,350.95

Finding the Fourth Proportional to 252,805.20, 349,011.30 and 172,350.95

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Solution

The fourth proportional to 252,805.20, 349,011.30 and 172,350.95 is: 237,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,805.20 : 349,011.30 = 172,350.95 : x
  2. Step 2: Convert to fraction form
    252,805.20/349,011.30 = 172,350.95/x
  3. Step 3: Cross multiply
    252,805.20x = 349,011.30 × 172,350.95
  4. Step 4: Simplify right side
    252,805.20x = 60,152,427,370.68
  5. Step 5: Solve for x
    x = 60,152,427,370.68/252,805.20
  6. Step 6: Final answer
    x = 237,939.83

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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.