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Finding the Third Proportional to 71,010 and 154,170

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Solution

The third proportional to 71,010 and 154,170 is: 334,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,010 : 154,170 = 154,170 : x
  2. Step 2: Convert to fraction form
    71,010/154,170 = 154,170/x
  3. Step 3: Cross multiply
    71,010x = 154,170 × 154,170
  4. Step 4: Simplify right side
    71,010x = 23,768,388,900
  5. Step 5: Solve for x
    x = 23,768,388,900/71,010
  6. Step 6: Final answer
    x = 334,718.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.