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Finding the Third Proportional to 84,483 and 181,446

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Solution

The third proportional to 84,483 and 181,446 is: 389,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,483 : 181,446 = 181,446 : x
  2. Step 2: Convert to fraction form
    84,483/181,446 = 181,446/x
  3. Step 3: Cross multiply
    84,483x = 181,446 × 181,446
  4. Step 4: Simplify right side
    84,483x = 32,922,650,916
  5. Step 5: Solve for x
    x = 32,922,650,916/84,483
  6. Step 6: Final answer
    x = 389,695.57

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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.