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Finding the Third Proportional to 64,908 and 94,809

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Solution

The third proportional to 64,908 and 94,809 is: 138,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,908 : 94,809 = 94,809 : x
  2. Step 2: Convert to fraction form
    64,908/94,809 = 94,809/x
  3. Step 3: Cross multiply
    64,908x = 94,809 × 94,809
  4. Step 4: Simplify right side
    64,908x = 8,988,746,481
  5. Step 5: Solve for x
    x = 8,988,746,481/64,908
  6. Step 6: Final answer
    x = 138,484.42

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.