Home / 261,849.46-361,385.97-159,853.54

Finding the Fourth Proportional to 261,849.46, 361,385.97 and 159,853.54

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Solution

The fourth proportional to 261,849.46, 361,385.97 and 159,853.54 is: 220,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,849.46 : 361,385.97 = 159,853.54 : x
  2. Step 2: Convert to fraction form
    261,849.46/361,385.97 = 159,853.54/x
  3. Step 3: Cross multiply
    261,849.46x = 361,385.97 × 159,853.54
  4. Step 4: Simplify right side
    261,849.46x = 57,768,826,610.83
  5. Step 5: Solve for x
    x = 57,768,826,610.83/261,849.46
  6. Step 6: Final answer
    x = 220,618.47

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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.