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Finding the Third Proportional to 134,379 and 203,307

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Solution

The third proportional to 134,379 and 203,307 is: 307,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,379 : 203,307 = 203,307 : x
  2. Step 2: Convert to fraction form
    134,379/203,307 = 203,307/x
  3. Step 3: Cross multiply
    134,379x = 203,307 × 203,307
  4. Step 4: Simplify right side
    134,379x = 41,333,736,249
  5. Step 5: Solve for x
    x = 41,333,736,249/134,379
  6. Step 6: Final answer
    x = 307,590.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.