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Finding the Third Proportional to 143,375.06 and 222,901.88

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Solution

The third proportional to 143,375.06 and 222,901.88 is: 346,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,375.06 : 222,901.88 = 222,901.88 : x
  2. Step 2: Convert to fraction form
    143,375.06/222,901.88 = 222,901.88/x
  3. Step 3: Cross multiply
    143,375.06x = 222,901.88 × 222,901.88
  4. Step 4: Simplify right side
    143,375.06x = 49,685,245,878.52
  5. Step 5: Solve for x
    x = 49,685,245,878.52/143,375.06
  6. Step 6: Final answer
    x = 346,540.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.