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Finding the Third Proportional to 33,145.50 and 48,153

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Solution

The third proportional to 33,145.50 and 48,153 is: 69,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.50 : 48,153 = 48,153 : x
  2. Step 2: Convert to fraction form
    33,145.50/48,153 = 48,153/x
  3. Step 3: Cross multiply
    33,145.50x = 48,153 × 48,153
  4. Step 4: Simplify right side
    33,145.50x = 2,318,711,409
  5. Step 5: Solve for x
    x = 2,318,711,409/33,145.50
  6. Step 6: Final answer
    x = 69,955.54

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.