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Finding the Third Proportional to 107,137 and 204,553

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Solution

The third proportional to 107,137 and 204,553 is: 390,546.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,137 : 204,553 = 204,553 : x
  2. Step 2: Convert to fraction form
    107,137/204,553 = 204,553/x
  3. Step 3: Cross multiply
    107,137x = 204,553 × 204,553
  4. Step 4: Simplify right side
    107,137x = 41,841,929,809
  5. Step 5: Solve for x
    x = 41,841,929,809/107,137
  6. Step 6: Final answer
    x = 390,546.03

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.