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Finding the Third Proportional to 161,341.88 and 225,666

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Solution

The third proportional to 161,341.88 and 225,666 is: 315,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,341.88 : 225,666 = 225,666 : x
  2. Step 2: Convert to fraction form
    161,341.88/225,666 = 225,666/x
  3. Step 3: Cross multiply
    161,341.88x = 225,666 × 225,666
  4. Step 4: Simplify right side
    161,341.88x = 50,925,143,556
  5. Step 5: Solve for x
    x = 50,925,143,556/161,341.88
  6. Step 6: Final answer
    x = 315,635.01

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.