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Finding the Third Proportional to 64,364.06 and 140,170.13

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Solution

The third proportional to 64,364.06 and 140,170.13 is: 305,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,364.06 : 140,170.13 = 140,170.13 : x
  2. Step 2: Convert to fraction form
    64,364.06/140,170.13 = 140,170.13/x
  3. Step 3: Cross multiply
    64,364.06x = 140,170.13 × 140,170.13
  4. Step 4: Simplify right side
    64,364.06x = 19,647,663,942.52
  5. Step 5: Solve for x
    x = 19,647,663,942.52/64,364.06
  6. Step 6: Final answer
    x = 305,258.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.