Finding the Third Proportional to 201 and 220.50
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Solution
The third proportional to 201 and 220.50 is: 241.89
Step by Step Solution
- Step 1: Write the proportion equation
201 : 220.50 = 220.50 : x - Step 2: Convert to fraction form
201/220.50 = 220.50/x - Step 3: Cross multiply
201x = 220.50 × 220.50 - Step 4: Simplify right side
201x = 48,620.25 - Step 5: Solve for x
x = 48,620.25/201 - Step 6: Final answer
x = 241.89
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Why These Related Problems?
These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.