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Finding the Third Proportional to 91,343 and 143,325

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Solution

The third proportional to 91,343 and 143,325 is: 224,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,343 : 143,325 = 143,325 : x
  2. Step 2: Convert to fraction form
    91,343/143,325 = 143,325/x
  3. Step 3: Cross multiply
    91,343x = 143,325 × 143,325
  4. Step 4: Simplify right side
    91,343x = 20,542,055,625
  5. Step 5: Solve for x
    x = 20,542,055,625/91,343
  6. Step 6: Final answer
    x = 224,889.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.