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Finding the Third Proportional to 71,183 and 155,483

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Solution

The third proportional to 71,183 and 155,483 is: 339,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,183 : 155,483 = 155,483 : x
  2. Step 2: Convert to fraction form
    71,183/155,483 = 155,483/x
  3. Step 3: Cross multiply
    71,183x = 155,483 × 155,483
  4. Step 4: Simplify right side
    71,183x = 24,174,963,289
  5. Step 5: Solve for x
    x = 24,174,963,289/71,183
  6. Step 6: Final answer
    x = 339,617.09

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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.