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Finding the Third Proportional to 29,845 and 64,361

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Solution

The third proportional to 29,845 and 64,361 is: 138,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,845 : 64,361 = 64,361 : x
  2. Step 2: Convert to fraction form
    29,845/64,361 = 64,361/x
  3. Step 3: Cross multiply
    29,845x = 64,361 × 64,361
  4. Step 4: Simplify right side
    29,845x = 4,142,338,321
  5. Step 5: Solve for x
    x = 4,142,338,321/29,845
  6. Step 6: Final answer
    x = 138,795.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.