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Finding the Third Proportional to 127,660 and 202,050

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Solution

The third proportional to 127,660 and 202,050 is: 319,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,660 : 202,050 = 202,050 : x
  2. Step 2: Convert to fraction form
    127,660/202,050 = 202,050/x
  3. Step 3: Cross multiply
    127,660x = 202,050 × 202,050
  4. Step 4: Simplify right side
    127,660x = 40,824,202,500
  5. Step 5: Solve for x
    x = 40,824,202,500/127,660
  6. Step 6: Final answer
    x = 319,788.52

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.