Home / 83,672.13-125,523.60-27,515.37

Finding the Fourth Proportional to 83,672.13, 125,523.60 and 27,515.37

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Solution

The fourth proportional to 83,672.13, 125,523.60 and 27,515.37 is: 41,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,672.13 : 125,523.60 = 27,515.37 : x
  2. Step 2: Convert to fraction form
    83,672.13/125,523.60 = 27,515.37/x
  3. Step 3: Cross multiply
    83,672.13x = 125,523.60 × 27,515.37
  4. Step 4: Simplify right side
    83,672.13x = 3,453,828,297.73
  5. Step 5: Solve for x
    x = 3,453,828,297.73/83,672.13
  6. Step 6: Final answer
    x = 41,278.12

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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.