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Finding the Third Proportional to 99,206.50 and 149,704.50

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Solution

The third proportional to 99,206.50 and 149,704.50 is: 225,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,206.50 : 149,704.50 = 149,704.50 : x
  2. Step 2: Convert to fraction form
    99,206.50/149,704.50 = 149,704.50/x
  3. Step 3: Cross multiply
    99,206.50x = 149,704.50 × 149,704.50
  4. Step 4: Simplify right side
    99,206.50x = 22,411,437,320.25
  5. Step 5: Solve for x
    x = 22,411,437,320.25/99,206.50
  6. Step 6: Final answer
    x = 225,906.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.