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Finding the Third Proportional to 77,708.25 and 160,944.75

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Solution

The third proportional to 77,708.25 and 160,944.75 is: 333,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,708.25 : 160,944.75 = 160,944.75 : x
  2. Step 2: Convert to fraction form
    77,708.25/160,944.75 = 160,944.75/x
  3. Step 3: Cross multiply
    77,708.25x = 160,944.75 × 160,944.75
  4. Step 4: Simplify right side
    77,708.25x = 25,903,212,552.56
  5. Step 5: Solve for x
    x = 25,903,212,552.56/77,708.25
  6. Step 6: Final answer
    x = 333,339.29

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.