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Finding the Third Proportional to 132,888 and 198,960

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Solution

The third proportional to 132,888 and 198,960 is: 297,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,888 : 198,960 = 198,960 : x
  2. Step 2: Convert to fraction form
    132,888/198,960 = 198,960/x
  3. Step 3: Cross multiply
    132,888x = 198,960 × 198,960
  4. Step 4: Simplify right side
    132,888x = 39,585,081,600
  5. Step 5: Solve for x
    x = 39,585,081,600/132,888
  6. Step 6: Final answer
    x = 297,883.04

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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.