Home / 267,849.76-369,644.22-160,399.21

Finding the Fourth Proportional to 267,849.76, 369,644.22 and 160,399.21

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Solution

The fourth proportional to 267,849.76, 369,644.22 and 160,399.21 is: 221,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,849.76 : 369,644.22 = 160,399.21 : x
  2. Step 2: Convert to fraction form
    267,849.76/369,644.22 = 160,399.21/x
  3. Step 3: Cross multiply
    267,849.76x = 369,644.22 × 160,399.21
  4. Step 4: Simplify right side
    267,849.76x = 59,290,639,944.96
  5. Step 5: Solve for x
    x = 59,290,639,944.96/267,849.76
  6. Step 6: Final answer
    x = 221,357.83

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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.