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Finding the Third Proportional to 33,753.75 and 53,379

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Solution

The third proportional to 33,753.75 and 53,379 is: 84,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,753.75 : 53,379 = 53,379 : x
  2. Step 2: Convert to fraction form
    33,753.75/53,379 = 53,379/x
  3. Step 3: Cross multiply
    33,753.75x = 53,379 × 53,379
  4. Step 4: Simplify right side
    33,753.75x = 2,849,317,641
  5. Step 5: Solve for x
    x = 2,849,317,641/33,753.75
  6. Step 6: Final answer
    x = 84,414.85

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.