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Finding the Third Proportional to 106,446 and 148,005

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Solution

The third proportional to 106,446 and 148,005 is: 205,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,446 : 148,005 = 148,005 : x
  2. Step 2: Convert to fraction form
    106,446/148,005 = 148,005/x
  3. Step 3: Cross multiply
    106,446x = 148,005 × 148,005
  4. Step 4: Simplify right side
    106,446x = 21,905,480,025
  5. Step 5: Solve for x
    x = 21,905,480,025/106,446
  6. Step 6: Final answer
    x = 205,789.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.