Home / 261,342.86-391,703.25-182,027.66

Finding the Fourth Proportional to 261,342.86, 391,703.25 and 182,027.66

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Solution

The fourth proportional to 261,342.86, 391,703.25 and 182,027.66 is: 272,824.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,342.86 : 391,703.25 = 182,027.66 : x
  2. Step 2: Convert to fraction form
    261,342.86/391,703.25 = 182,027.66/x
  3. Step 3: Cross multiply
    261,342.86x = 391,703.25 × 182,027.66
  4. Step 4: Simplify right side
    261,342.86x = 71,300,826,011.90
  5. Step 5: Solve for x
    x = 71,300,826,011.90/261,342.86
  6. Step 6: Final answer
    x = 272,824.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.