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Finding the Third Proportional to 84,670 and 182,084

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Solution

The third proportional to 84,670 and 182,084 is: 391,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,670 : 182,084 = 182,084 : x
  2. Step 2: Convert to fraction form
    84,670/182,084 = 182,084/x
  3. Step 3: Cross multiply
    84,670x = 182,084 × 182,084
  4. Step 4: Simplify right side
    84,670x = 33,154,583,056
  5. Step 5: Solve for x
    x = 33,154,583,056/84,670
  6. Step 6: Final answer
    x = 391,574.15

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.