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Finding the Third Proportional to 62,828 and 136,752

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Solution

The third proportional to 62,828 and 136,752 is: 297,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,828 : 136,752 = 136,752 : x
  2. Step 2: Convert to fraction form
    62,828/136,752 = 136,752/x
  3. Step 3: Cross multiply
    62,828x = 136,752 × 136,752
  4. Step 4: Simplify right side
    62,828x = 18,701,109,504
  5. Step 5: Solve for x
    x = 18,701,109,504/62,828
  6. Step 6: Final answer
    x = 297,655.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.