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Finding the Third Proportional to 43,057 and 65,497

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Solution

The third proportional to 43,057 and 65,497 is: 99,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,057 : 65,497 = 65,497 : x
  2. Step 2: Convert to fraction form
    43,057/65,497 = 65,497/x
  3. Step 3: Cross multiply
    43,057x = 65,497 × 65,497
  4. Step 4: Simplify right side
    43,057x = 4,289,857,009
  5. Step 5: Solve for x
    x = 4,289,857,009/43,057
  6. Step 6: Final answer
    x = 99,632.05

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.