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Finding the Third Proportional to 69,321 and 110,192

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Solution

The third proportional to 69,321 and 110,192 is: 175,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,321 : 110,192 = 110,192 : x
  2. Step 2: Convert to fraction form
    69,321/110,192 = 110,192/x
  3. Step 3: Cross multiply
    69,321x = 110,192 × 110,192
  4. Step 4: Simplify right side
    69,321x = 12,142,276,864
  5. Step 5: Solve for x
    x = 12,142,276,864/69,321
  6. Step 6: Final answer
    x = 175,160.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.