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Finding the Third Proportional to 159,660 and 245,481.75

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Solution

The third proportional to 159,660 and 245,481.75 is: 377,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,660 : 245,481.75 = 245,481.75 : x
  2. Step 2: Convert to fraction form
    159,660/245,481.75 = 245,481.75/x
  3. Step 3: Cross multiply
    159,660x = 245,481.75 × 245,481.75
  4. Step 4: Simplify right side
    159,660x = 60,261,289,583.06
  5. Step 5: Solve for x
    x = 60,261,289,583.06/159,660
  6. Step 6: Final answer
    x = 377,435.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.