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Finding the Third Proportional to 49,510 and 106,828

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Solution

The third proportional to 49,510 and 106,828 is: 230,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,510 : 106,828 = 106,828 : x
  2. Step 2: Convert to fraction form
    49,510/106,828 = 106,828/x
  3. Step 3: Cross multiply
    49,510x = 106,828 × 106,828
  4. Step 4: Simplify right side
    49,510x = 11,412,221,584
  5. Step 5: Solve for x
    x = 11,412,221,584/49,510
  6. Step 6: Final answer
    x = 230,503.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.