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Finding the Third Proportional to 57,273 and 84,192

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Solution

The third proportional to 57,273 and 84,192 is: 123,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,273 : 84,192 = 84,192 : x
  2. Step 2: Convert to fraction form
    57,273/84,192 = 84,192/x
  3. Step 3: Cross multiply
    57,273x = 84,192 × 84,192
  4. Step 4: Simplify right side
    57,273x = 7,088,292,864
  5. Step 5: Solve for x
    x = 7,088,292,864/57,273
  6. Step 6: Final answer
    x = 123,763.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.