Home / 67,243.26-100,851.08-25,115.57

Finding the Fourth Proportional to 67,243.26, 100,851.08 and 25,115.57

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Solution

The fourth proportional to 67,243.26, 100,851.08 and 25,115.57 is: 37,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,243.26 : 100,851.08 = 25,115.57 : x
  2. Step 2: Convert to fraction form
    67,243.26/100,851.08 = 25,115.57/x
  3. Step 3: Cross multiply
    67,243.26x = 100,851.08 × 25,115.57
  4. Step 4: Simplify right side
    67,243.26x = 2,532,932,107.67
  5. Step 5: Solve for x
    x = 2,532,932,107.67/67,243.26
  6. Step 6: Final answer
    x = 37,668.19

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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.