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Finding the Third Proportional to 33,945.75 and 74,577.75

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Solution

The third proportional to 33,945.75 and 74,577.75 is: 163,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,945.75 : 74,577.75 = 74,577.75 : x
  2. Step 2: Convert to fraction form
    33,945.75/74,577.75 = 74,577.75/x
  3. Step 3: Cross multiply
    33,945.75x = 74,577.75 × 74,577.75
  4. Step 4: Simplify right side
    33,945.75x = 5,561,840,795.06
  5. Step 5: Solve for x
    x = 5,561,840,795.06/33,945.75
  6. Step 6: Final answer
    x = 163,844.98

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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.