Home / 71,965.62-99,286.38-41,734.26

Finding the Fourth Proportional to 71,965.62, 99,286.38 and 41,734.26

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Solution

The fourth proportional to 71,965.62, 99,286.38 and 41,734.26 is: 57,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,965.62 : 99,286.38 = 41,734.26 : x
  2. Step 2: Convert to fraction form
    71,965.62/99,286.38 = 41,734.26/x
  3. Step 3: Cross multiply
    71,965.62x = 99,286.38 × 41,734.26
  4. Step 4: Simplify right side
    71,965.62x = 4,143,643,597.38
  5. Step 5: Solve for x
    x = 4,143,643,597.38/71,965.62
  6. Step 6: Final answer
    x = 57,578.10

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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.