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Finding the Third Proportional to 168,556.50 and 361,101.75

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Solution

The third proportional to 168,556.50 and 361,101.75 is: 773,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,556.50 : 361,101.75 = 361,101.75 : x
  2. Step 2: Convert to fraction form
    168,556.50/361,101.75 = 361,101.75/x
  3. Step 3: Cross multiply
    168,556.50x = 361,101.75 × 361,101.75
  4. Step 4: Simplify right side
    168,556.50x = 130,394,473,853.06
  5. Step 5: Solve for x
    x = 130,394,473,853.06/168,556.50
  6. Step 6: Final answer
    x = 773,595.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.