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Finding the Third Proportional to 62,411 and 137,546

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Solution

The third proportional to 62,411 and 137,546 is: 303,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,411 : 137,546 = 137,546 : x
  2. Step 2: Convert to fraction form
    62,411/137,546 = 137,546/x
  3. Step 3: Cross multiply
    62,411x = 137,546 × 137,546
  4. Step 4: Simplify right side
    62,411x = 18,918,902,116
  5. Step 5: Solve for x
    x = 18,918,902,116/62,411
  6. Step 6: Final answer
    x = 303,134.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.