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Finding the Third Proportional to 193,128.75 and 295,437.38

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Solution

The third proportional to 193,128.75 and 295,437.38 is: 451,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,128.75 : 295,437.38 = 295,437.38 : x
  2. Step 2: Convert to fraction form
    193,128.75/295,437.38 = 295,437.38/x
  3. Step 3: Cross multiply
    193,128.75x = 295,437.38 × 295,437.38
  4. Step 4: Simplify right side
    193,128.75x = 87,283,242,546.89
  5. Step 5: Solve for x
    x = 87,283,242,546.89/193,128.75
  6. Step 6: Final answer
    x = 451,943.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.