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Finding the Third Proportional to 136,129 and 295,553

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Solution

The third proportional to 136,129 and 295,553 is: 641,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,129 : 295,553 = 295,553 : x
  2. Step 2: Convert to fraction form
    136,129/295,553 = 295,553/x
  3. Step 3: Cross multiply
    136,129x = 295,553 × 295,553
  4. Step 4: Simplify right side
    136,129x = 87,351,575,809
  5. Step 5: Solve for x
    x = 87,351,575,809/136,129
  6. Step 6: Final answer
    x = 641,682.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.