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Finding the Third Proportional to 64,208 and 95,760

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Solution

The third proportional to 64,208 and 95,760 is: 142,816.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,208 : 95,760 = 95,760 : x
  2. Step 2: Convert to fraction form
    64,208/95,760 = 95,760/x
  3. Step 3: Cross multiply
    64,208x = 95,760 × 95,760
  4. Step 4: Simplify right side
    64,208x = 9,169,977,600
  5. Step 5: Solve for x
    x = 9,169,977,600/64,208
  6. Step 6: Final answer
    x = 142,816.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.