Home / 68,028.75-102,044.17-25,911.17

Finding the Fourth Proportional to 68,028.75, 102,044.17 and 25,911.17

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Solution

The fourth proportional to 68,028.75, 102,044.17 and 25,911.17 is: 38,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.75 : 102,044.17 = 25,911.17 : x
  2. Step 2: Convert to fraction form
    68,028.75/102,044.17 = 25,911.17/x
  3. Step 3: Cross multiply
    68,028.75x = 102,044.17 × 25,911.17
  4. Step 4: Simplify right side
    68,028.75x = 2,644,083,836.38
  5. Step 5: Solve for x
    x = 2,644,083,836.38/68,028.75
  6. Step 6: Final answer
    x = 38,867.15

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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.