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Finding the Third Proportional to 66,096 and 99,225

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Solution

The third proportional to 66,096 and 99,225 is: 148,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,096 : 99,225 = 99,225 : x
  2. Step 2: Convert to fraction form
    66,096/99,225 = 99,225/x
  3. Step 3: Cross multiply
    66,096x = 99,225 × 99,225
  4. Step 4: Simplify right side
    66,096x = 9,845,600,625
  5. Step 5: Solve for x
    x = 9,845,600,625/66,096
  6. Step 6: Final answer
    x = 148,959.10

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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.