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Finding the Third Proportional to 91,395 and 133,204.50

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Solution

The third proportional to 91,395 and 133,204.50 is: 194,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,395 : 133,204.50 = 133,204.50 : x
  2. Step 2: Convert to fraction form
    91,395/133,204.50 = 133,204.50/x
  3. Step 3: Cross multiply
    91,395x = 133,204.50 × 133,204.50
  4. Step 4: Simplify right side
    91,395x = 17,743,438,820.25
  5. Step 5: Solve for x
    x = 17,743,438,820.25/91,395
  6. Step 6: Final answer
    x = 194,140.15

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.