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Finding the Third Proportional to 136,760.06 and 207,027.56

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Solution

The third proportional to 136,760.06 and 207,027.56 is: 313,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,760.06 : 207,027.56 = 207,027.56 : x
  2. Step 2: Convert to fraction form
    136,760.06/207,027.56 = 207,027.56/x
  3. Step 3: Cross multiply
    136,760.06x = 207,027.56 × 207,027.56
  4. Step 4: Simplify right side
    136,760.06x = 42,860,411,634.69
  5. Step 5: Solve for x
    x = 42,860,411,634.69/136,760.06
  6. Step 6: Final answer
    x = 313,398.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.