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Finding the Third Proportional to 68,844 and 100,622

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Solution

The third proportional to 68,844 and 100,622 is: 147,068.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,844 : 100,622 = 100,622 : x
  2. Step 2: Convert to fraction form
    68,844/100,622 = 100,622/x
  3. Step 3: Cross multiply
    68,844x = 100,622 × 100,622
  4. Step 4: Simplify right side
    68,844x = 10,124,786,884
  5. Step 5: Solve for x
    x = 10,124,786,884/68,844
  6. Step 6: Final answer
    x = 147,068.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.