Home / 57,882.09-86,823.13-38,156.03

Finding the Fourth Proportional to 57,882.09, 86,823.13 and 38,156.03

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Solution

The fourth proportional to 57,882.09, 86,823.13 and 38,156.03 is: 57,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882.09 : 86,823.13 = 38,156.03 : x
  2. Step 2: Convert to fraction form
    57,882.09/86,823.13 = 38,156.03/x
  3. Step 3: Cross multiply
    57,882.09x = 86,823.13 × 38,156.03
  4. Step 4: Simplify right side
    57,882.09x = 3,312,825,766.94
  5. Step 5: Solve for x
    x = 3,312,825,766.94/57,882.09
  6. Step 6: Final answer
    x = 57,234.04

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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.