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Finding the Fourth Proportional to 62,876.33, 94,286.81 and 33,287.24

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Solution

The fourth proportional to 62,876.33, 94,286.81 and 33,287.24 is: 49,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,876.33 : 94,286.81 = 33,287.24 : x
  2. Step 2: Convert to fraction form
    62,876.33/94,286.81 = 33,287.24/x
  3. Step 3: Cross multiply
    62,876.33x = 94,286.81 × 33,287.24
  4. Step 4: Simplify right side
    62,876.33x = 3,138,547,766.03
  5. Step 5: Solve for x
    x = 3,138,547,766.03/62,876.33
  6. Step 6: Final answer
    x = 49,916.21

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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.