Home / 71,515.31-107,207.15-24,735.38

Finding the Fourth Proportional to 71,515.31, 107,207.15 and 24,735.38

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Solution

The fourth proportional to 71,515.31, 107,207.15 and 24,735.38 is: 37,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,515.31 : 107,207.15 = 24,735.38 : x
  2. Step 2: Convert to fraction form
    71,515.31/107,207.15 = 24,735.38/x
  3. Step 3: Cross multiply
    71,515.31x = 107,207.15 × 24,735.38
  4. Step 4: Simplify right side
    71,515.31x = 2,651,808,934.25
  5. Step 5: Solve for x
    x = 2,651,808,934.25/71,515.31
  6. Step 6: Final answer
    x = 37,080.30

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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.