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Finding the Third Proportional to 92,450 and 189,281

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Solution

The third proportional to 92,450 and 189,281 is: 387,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,450 : 189,281 = 189,281 : x
  2. Step 2: Convert to fraction form
    92,450/189,281 = 189,281/x
  3. Step 3: Cross multiply
    92,450x = 189,281 × 189,281
  4. Step 4: Simplify right side
    92,450x = 35,827,296,961
  5. Step 5: Solve for x
    x = 35,827,296,961/92,450
  6. Step 6: Final answer
    x = 387,531.61

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.