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Finding the Third Proportional to 135,795 and 198,832.50

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Solution

The third proportional to 135,795 and 198,832.50 is: 291,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,795 : 198,832.50 = 198,832.50 : x
  2. Step 2: Convert to fraction form
    135,795/198,832.50 = 198,832.50/x
  3. Step 3: Cross multiply
    135,795x = 198,832.50 × 198,832.50
  4. Step 4: Simplify right side
    135,795x = 39,534,363,056.25
  5. Step 5: Solve for x
    x = 39,534,363,056.25/135,795
  6. Step 6: Final answer
    x = 291,132.69

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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.