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Finding the Third Proportional to 145,546.88 and 217,424.25

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Solution

The third proportional to 145,546.88 and 217,424.25 is: 324,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,546.88 : 217,424.25 = 217,424.25 : x
  2. Step 2: Convert to fraction form
    145,546.88/217,424.25 = 217,424.25/x
  3. Step 3: Cross multiply
    145,546.88x = 217,424.25 × 217,424.25
  4. Step 4: Simplify right side
    145,546.88x = 47,273,304,488.06
  5. Step 5: Solve for x
    x = 47,273,304,488.06/145,546.88
  6. Step 6: Final answer
    x = 324,797.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.