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Finding the Third Proportional to 84,567 and 133,806

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Solution

The third proportional to 84,567 and 133,806 is: 211,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,567 : 133,806 = 133,806 : x
  2. Step 2: Convert to fraction form
    84,567/133,806 = 133,806/x
  3. Step 3: Cross multiply
    84,567x = 133,806 × 133,806
  4. Step 4: Simplify right side
    84,567x = 17,904,045,636
  5. Step 5: Solve for x
    x = 17,904,045,636/84,567
  6. Step 6: Final answer
    x = 211,714.33

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.