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Finding the Third Proportional to 157,036 and 345,175

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Solution

The third proportional to 157,036 and 345,175 is: 758,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,036 : 345,175 = 345,175 : x
  2. Step 2: Convert to fraction form
    157,036/345,175 = 345,175/x
  3. Step 3: Cross multiply
    157,036x = 345,175 × 345,175
  4. Step 4: Simplify right side
    157,036x = 119,145,780,625
  5. Step 5: Solve for x
    x = 119,145,780,625/157,036
  6. Step 6: Final answer
    x = 758,716.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.