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Finding the Third Proportional to 45,608.06 and 68,229

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Solution

The third proportional to 45,608.06 and 68,229 is: 102,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,608.06 : 68,229 = 68,229 : x
  2. Step 2: Convert to fraction form
    45,608.06/68,229 = 68,229/x
  3. Step 3: Cross multiply
    45,608.06x = 68,229 × 68,229
  4. Step 4: Simplify right side
    45,608.06x = 4,655,196,441
  5. Step 5: Solve for x
    x = 4,655,196,441/45,608.06
  6. Step 6: Final answer
    x = 102,069.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.