Finding the Third Proportional to 166.25 and 332.50
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Solution
The third proportional to 166.25 and 332.50 is: 665
Step by Step Solution
- Step 1: Write the proportion equation
166.25 : 332.50 = 332.50 : x - Step 2: Convert to fraction form
166.25/332.50 = 332.50/x - Step 3: Cross multiply
166.25x = 332.50 × 332.50 - Step 4: Simplify right side
166.25x = 110,556.25 - Step 5: Solve for x
x = 110,556.25/166.25 - Step 6: Final answer
x = 665
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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.