Home / 172,522.28-258,806.99-60,185.65

Finding the Fourth Proportional to 172,522.28, 258,806.99 and 60,185.65

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Solution

The fourth proportional to 172,522.28, 258,806.99 and 60,185.65 is: 90,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,522.28 : 258,806.99 = 60,185.65 : x
  2. Step 2: Convert to fraction form
    172,522.28/258,806.99 = 60,185.65/x
  3. Step 3: Cross multiply
    172,522.28x = 258,806.99 × 60,185.65
  4. Step 4: Simplify right side
    172,522.28x = 15,576,468,082.88
  5. Step 5: Solve for x
    x = 15,576,468,082.88/172,522.28
  6. Step 6: Final answer
    x = 90,286.71

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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.