Home / 75,680.82-113,517-23,086.17

Finding the Fourth Proportional to 75,680.82, 113,517 and 23,086.17

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Solution

The fourth proportional to 75,680.82, 113,517 and 23,086.17 is: 34,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.82 : 113,517 = 23,086.17 : x
  2. Step 2: Convert to fraction form
    75,680.82/113,517 = 23,086.17/x
  3. Step 3: Cross multiply
    75,680.82x = 113,517 × 23,086.17
  4. Step 4: Simplify right side
    75,680.82x = 2,620,672,759.89
  5. Step 5: Solve for x
    x = 2,620,672,759.89/75,680.82
  6. Step 6: Final answer
    x = 34,627.96

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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.