Home / 57,271.27-85,872.38-25,675.61

Finding the Fourth Proportional to 57,271.27, 85,872.38 and 25,675.61

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Solution

The fourth proportional to 57,271.27, 85,872.38 and 25,675.61 is: 38,497.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,271.27 : 85,872.38 = 25,675.61 : x
  2. Step 2: Convert to fraction form
    57,271.27/85,872.38 = 25,675.61/x
  3. Step 3: Cross multiply
    57,271.27x = 85,872.38 × 25,675.61
  4. Step 4: Simplify right side
    57,271.27x = 2,204,825,738.65
  5. Step 5: Solve for x
    x = 2,204,825,738.65/57,271.27
  6. Step 6: Final answer
    x = 38,497.94

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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.