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Finding the Third Proportional to 127,922 and 191,898

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Solution

The third proportional to 127,922 and 191,898 is: 287,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,922 : 191,898 = 191,898 : x
  2. Step 2: Convert to fraction form
    127,922/191,898 = 191,898/x
  3. Step 3: Cross multiply
    127,922x = 191,898 × 191,898
  4. Step 4: Simplify right side
    127,922x = 36,824,842,404
  5. Step 5: Solve for x
    x = 36,824,842,404/127,922
  6. Step 6: Final answer
    x = 287,869.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.