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Finding the Third Proportional to 101,238 and 219,954

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Solution

The third proportional to 101,238 and 219,954 is: 477,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,238 : 219,954 = 219,954 : x
  2. Step 2: Convert to fraction form
    101,238/219,954 = 219,954/x
  3. Step 3: Cross multiply
    101,238x = 219,954 × 219,954
  4. Step 4: Simplify right side
    101,238x = 48,379,762,116
  5. Step 5: Solve for x
    x = 48,379,762,116/101,238
  6. Step 6: Final answer
    x = 477,881.45

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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.