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Finding the Third Proportional to 143,652 and 192,141

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Solution

The third proportional to 143,652 and 192,141 is: 256,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,652 : 192,141 = 192,141 : x
  2. Step 2: Convert to fraction form
    143,652/192,141 = 192,141/x
  3. Step 3: Cross multiply
    143,652x = 192,141 × 192,141
  4. Step 4: Simplify right side
    143,652x = 36,918,163,881
  5. Step 5: Solve for x
    x = 36,918,163,881/143,652
  6. Step 6: Final answer
    x = 256,997.21

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.