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Finding the Third Proportional to 84,208 and 127,185

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Solution

The third proportional to 84,208 and 127,185 is: 192,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,208 : 127,185 = 127,185 : x
  2. Step 2: Convert to fraction form
    84,208/127,185 = 127,185/x
  3. Step 3: Cross multiply
    84,208x = 127,185 × 127,185
  4. Step 4: Simplify right side
    84,208x = 16,176,024,225
  5. Step 5: Solve for x
    x = 16,176,024,225/84,208
  6. Step 6: Final answer
    x = 192,096.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.