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Finding the Third Proportional to 133,798 and 199,660

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Solution

The third proportional to 133,798 and 199,660 is: 297,942.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,798 : 199,660 = 199,660 : x
  2. Step 2: Convert to fraction form
    133,798/199,660 = 199,660/x
  3. Step 3: Cross multiply
    133,798x = 199,660 × 199,660
  4. Step 4: Simplify right side
    133,798x = 39,864,115,600
  5. Step 5: Solve for x
    x = 39,864,115,600/133,798
  6. Step 6: Final answer
    x = 297,942.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.