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Finding the Third Proportional to 84,148 and 181,412

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Solution

The third proportional to 84,148 and 181,412 is: 391,100.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,148 : 181,412 = 181,412 : x
  2. Step 2: Convert to fraction form
    84,148/181,412 = 181,412/x
  3. Step 3: Cross multiply
    84,148x = 181,412 × 181,412
  4. Step 4: Simplify right side
    84,148x = 32,910,313,744
  5. Step 5: Solve for x
    x = 32,910,313,744/84,148
  6. Step 6: Final answer
    x = 391,100.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.