Finding the Third Proportional to 111 and 222
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Solution
The third proportional to 111 and 222 is: 444
Step by Step Solution
- Step 1: Write the proportion equation
111 : 222 = 222 : x - Step 2: Convert to fraction form
111/222 = 222/x - Step 3: Cross multiply
111x = 222 × 222 - Step 4: Simplify right side
111x = 49,284 - Step 5: Solve for x
x = 49,284/111 - Step 6: Final answer
x = 444
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Why These Related Problems?
These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.