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Finding the Third Proportional to 29,692 and 65,336

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Solution

The third proportional to 29,692 and 65,336 is: 143,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692 : 65,336 = 65,336 : x
  2. Step 2: Convert to fraction form
    29,692/65,336 = 65,336/x
  3. Step 3: Cross multiply
    29,692x = 65,336 × 65,336
  4. Step 4: Simplify right side
    29,692x = 4,268,792,896
  5. Step 5: Solve for x
    x = 4,268,792,896/29,692
  6. Step 6: Final answer
    x = 143,769.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.