Home / 62,805.06-86,691.78-41,310.60

Finding the Fourth Proportional to 62,805.06, 86,691.78 and 41,310.60

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Solution

The fourth proportional to 62,805.06, 86,691.78 and 41,310.60 is: 57,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,805.06 : 86,691.78 = 41,310.60 : x
  2. Step 2: Convert to fraction form
    62,805.06/86,691.78 = 41,310.60/x
  3. Step 3: Cross multiply
    62,805.06x = 86,691.78 × 41,310.60
  4. Step 4: Simplify right side
    62,805.06x = 3,581,289,446.87
  5. Step 5: Solve for x
    x = 3,581,289,446.87/62,805.06
  6. Step 6: Final answer
    x = 57,022.31

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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.