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Finding the Third Proportional to 103,683 and 149,863

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Solution

The third proportional to 103,683 and 149,863 is: 216,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683 : 149,863 = 149,863 : x
  2. Step 2: Convert to fraction form
    103,683/149,863 = 149,863/x
  3. Step 3: Cross multiply
    103,683x = 149,863 × 149,863
  4. Step 4: Simplify right side
    103,683x = 22,458,918,769
  5. Step 5: Solve for x
    x = 22,458,918,769/103,683
  6. Step 6: Final answer
    x = 216,611.39

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.