Home / 71,547.30-107,286.38-41,974.74

Finding the Fourth Proportional to 71,547.30, 107,286.38 and 41,974.74

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Solution

The fourth proportional to 71,547.30, 107,286.38 and 41,974.74 is: 62,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,547.30 : 107,286.38 = 41,974.74 : x
  2. Step 2: Convert to fraction form
    71,547.30/107,286.38 = 41,974.74/x
  3. Step 3: Cross multiply
    71,547.30x = 107,286.38 × 41,974.74
  4. Step 4: Simplify right side
    71,547.30x = 4,503,317,906.04
  5. Step 5: Solve for x
    x = 4,503,317,906.04/71,547.30
  6. Step 6: Final answer
    x = 62,941.83

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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.