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Finding the Third Proportional to 102,651 and 143,497

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Solution

The third proportional to 102,651 and 143,497 is: 200,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,651 : 143,497 = 143,497 : x
  2. Step 2: Convert to fraction form
    102,651/143,497 = 143,497/x
  3. Step 3: Cross multiply
    102,651x = 143,497 × 143,497
  4. Step 4: Simplify right side
    102,651x = 20,591,389,009
  5. Step 5: Solve for x
    x = 20,591,389,009/102,651
  6. Step 6: Final answer
    x = 200,596.09

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.