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Finding the Third Proportional to 162,813.50 and 347,132.50

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Solution

The third proportional to 162,813.50 and 347,132.50 is: 740,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,813.50 : 347,132.50 = 347,132.50 : x
  2. Step 2: Convert to fraction form
    162,813.50/347,132.50 = 347,132.50/x
  3. Step 3: Cross multiply
    162,813.50x = 347,132.50 × 347,132.50
  4. Step 4: Simplify right side
    162,813.50x = 120,500,972,556.25
  5. Step 5: Solve for x
    x = 120,500,972,556.25/162,813.50
  6. Step 6: Final answer
    x = 740,116.59

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.