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Finding the Third Proportional to 68,722 and 149,194

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Solution

The third proportional to 68,722 and 149,194 is: 323,897.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,722 : 149,194 = 149,194 : x
  2. Step 2: Convert to fraction form
    68,722/149,194 = 149,194/x
  3. Step 3: Cross multiply
    68,722x = 149,194 × 149,194
  4. Step 4: Simplify right side
    68,722x = 22,258,849,636
  5. Step 5: Solve for x
    x = 22,258,849,636/68,722
  6. Step 6: Final answer
    x = 323,897.00

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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.