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Finding the Third Proportional to 133,082 and 205,130

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Solution

The third proportional to 133,082 and 205,130 is: 316,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,082 : 205,130 = 205,130 : x
  2. Step 2: Convert to fraction form
    133,082/205,130 = 205,130/x
  3. Step 3: Cross multiply
    133,082x = 205,130 × 205,130
  4. Step 4: Simplify right side
    133,082x = 42,078,316,900
  5. Step 5: Solve for x
    x = 42,078,316,900/133,082
  6. Step 6: Final answer
    x = 316,183.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.