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Finding the Third Proportional to 108,828 and 230,712

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Solution

The third proportional to 108,828 and 230,712 is: 489,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,828 : 230,712 = 230,712 : x
  2. Step 2: Convert to fraction form
    108,828/230,712 = 230,712/x
  3. Step 3: Cross multiply
    108,828x = 230,712 × 230,712
  4. Step 4: Simplify right side
    108,828x = 53,228,026,944
  5. Step 5: Solve for x
    x = 53,228,026,944/108,828
  6. Step 6: Final answer
    x = 489,102.32

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.