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Finding the Third Proportional to 71,179 and 151,137

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Solution

The third proportional to 71,179 and 151,137 is: 320,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,179 : 151,137 = 151,137 : x
  2. Step 2: Convert to fraction form
    71,179/151,137 = 151,137/x
  3. Step 3: Cross multiply
    71,179x = 151,137 × 151,137
  4. Step 4: Simplify right side
    71,179x = 22,842,392,769
  5. Step 5: Solve for x
    x = 22,842,392,769/71,179
  6. Step 6: Final answer
    x = 320,914.77

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.