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Finding the Third Proportional to 68,993 and 150,622

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Solution

The third proportional to 68,993 and 150,622 is: 328,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,993 : 150,622 = 150,622 : x
  2. Step 2: Convert to fraction form
    68,993/150,622 = 150,622/x
  3. Step 3: Cross multiply
    68,993x = 150,622 × 150,622
  4. Step 4: Simplify right side
    68,993x = 22,686,986,884
  5. Step 5: Solve for x
    x = 22,686,986,884/68,993
  6. Step 6: Final answer
    x = 328,830.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.