Home / 71,913.16-107,918.33-25,166.44

Finding the Fourth Proportional to 71,913.16, 107,918.33 and 25,166.44

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Solution

The fourth proportional to 71,913.16, 107,918.33 and 25,166.44 is: 37,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,913.16 : 107,918.33 = 25,166.44 : x
  2. Step 2: Convert to fraction form
    71,913.16/107,918.33 = 25,166.44/x
  3. Step 3: Cross multiply
    71,913.16x = 107,918.33 × 25,166.44
  4. Step 4: Simplify right side
    71,913.16x = 2,715,920,176.85
  5. Step 5: Solve for x
    x = 2,715,920,176.85/71,913.16
  6. Step 6: Final answer
    x = 37,766.66

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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.