Home / 71,635.29-98,845.70-41,414.78

Finding the Fourth Proportional to 71,635.29, 98,845.70 and 41,414.78

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Solution

The fourth proportional to 71,635.29, 98,845.70 and 41,414.78 is: 57,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,635.29 : 98,845.70 = 41,414.78 : x
  2. Step 2: Convert to fraction form
    71,635.29/98,845.70 = 41,414.78/x
  3. Step 3: Cross multiply
    71,635.29x = 98,845.70 × 41,414.78
  4. Step 4: Simplify right side
    71,635.29x = 4,093,672,218.14
  5. Step 5: Solve for x
    x = 4,093,672,218.14/71,635.29
  6. Step 6: Final answer
    x = 57,146.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.