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Finding the Third Proportional to 91,176 and 132,330

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Solution

The third proportional to 91,176 and 132,330 is: 192,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176 : 132,330 = 132,330 : x
  2. Step 2: Convert to fraction form
    91,176/132,330 = 132,330/x
  3. Step 3: Cross multiply
    91,176x = 132,330 × 132,330
  4. Step 4: Simplify right side
    91,176x = 17,511,228,900
  5. Step 5: Solve for x
    x = 17,511,228,900/91,176
  6. Step 6: Final answer
    x = 192,059.63

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.