Home / 260,966.30-391,542.72-161,010.14

Finding the Fourth Proportional to 260,966.30, 391,542.72 and 161,010.14

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Solution

The fourth proportional to 260,966.30, 391,542.72 and 161,010.14 is: 241,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,966.30 : 391,542.72 = 161,010.14 : x
  2. Step 2: Convert to fraction form
    260,966.30/391,542.72 = 161,010.14/x
  3. Step 3: Cross multiply
    260,966.30x = 391,542.72 × 161,010.14
  4. Step 4: Simplify right side
    260,966.30x = 63,042,348,163.18
  5. Step 5: Solve for x
    x = 63,042,348,163.18/260,966.30
  6. Step 6: Final answer
    x = 241,572.76

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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.