Home / 57,135.26-85,758.17-27,573.90

Finding the Fourth Proportional to 57,135.26, 85,758.17 and 27,573.90

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Solution

The fourth proportional to 57,135.26, 85,758.17 and 27,573.90 is: 41,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,135.26 : 85,758.17 = 27,573.90 : x
  2. Step 2: Convert to fraction form
    57,135.26/85,758.17 = 27,573.90/x
  3. Step 3: Cross multiply
    57,135.26x = 85,758.17 × 27,573.90
  4. Step 4: Simplify right side
    57,135.26x = 2,364,687,065.89
  5. Step 5: Solve for x
    x = 2,364,687,065.89/57,135.26
  6. Step 6: Final answer
    x = 41,387.53

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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.