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Finding the Third Proportional to 64,564 and 97,812

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Solution

The third proportional to 64,564 and 97,812 is: 148,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,564 : 97,812 = 97,812 : x
  2. Step 2: Convert to fraction form
    64,564/97,812 = 97,812/x
  3. Step 3: Cross multiply
    64,564x = 97,812 × 97,812
  4. Step 4: Simplify right side
    64,564x = 9,567,187,344
  5. Step 5: Solve for x
    x = 9,567,187,344/64,564
  6. Step 6: Final answer
    x = 148,181.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.