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Finding the Third Proportional to 28,180.41 and 43,694.44

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Solution

The third proportional to 28,180.41 and 43,694.44 is: 67,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,180.41 : 43,694.44 = 43,694.44 : x
  2. Step 2: Convert to fraction form
    28,180.41/43,694.44 = 43,694.44/x
  3. Step 3: Cross multiply
    28,180.41x = 43,694.44 × 43,694.44
  4. Step 4: Simplify right side
    28,180.41x = 1,909,203,868.44
  5. Step 5: Solve for x
    x = 1,909,203,868.44/28,180.41
  6. Step 6: Final answer
    x = 67,749.34

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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.