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Finding the Third Proportional to 135,801 and 198,841.50

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Solution

The third proportional to 135,801 and 198,841.50 is: 291,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,801 : 198,841.50 = 198,841.50 : x
  2. Step 2: Convert to fraction form
    135,801/198,841.50 = 198,841.50/x
  3. Step 3: Cross multiply
    135,801x = 198,841.50 × 198,841.50
  4. Step 4: Simplify right side
    135,801x = 39,537,942,122.25
  5. Step 5: Solve for x
    x = 39,537,942,122.25/135,801
  6. Step 6: Final answer
    x = 291,146.18

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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.