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Finding the Third Proportional to 133,580 and 199,954

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Solution

The third proportional to 133,580 and 199,954 is: 299,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,580 : 199,954 = 199,954 : x
  2. Step 2: Convert to fraction form
    133,580/199,954 = 199,954/x
  3. Step 3: Cross multiply
    133,580x = 199,954 × 199,954
  4. Step 4: Simplify right side
    133,580x = 39,981,602,116
  5. Step 5: Solve for x
    x = 39,981,602,116/133,580
  6. Step 6: Final answer
    x = 299,308.30

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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.