Finding the Third Proportional to 166 and 276
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Solution
The third proportional to 166 and 276 is: 458.89
Step by Step Solution
- Step 1: Write the proportion equation
166 : 276 = 276 : x - Step 2: Convert to fraction form
166/276 = 276/x - Step 3: Cross multiply
166x = 276 × 276 - Step 4: Simplify right side
166x = 76,176 - Step 5: Solve for x
x = 76,176/166 - Step 6: Final answer
x = 458.89
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These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.