Finding the Third Proportional to 186.75 and 273.38
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Solution
The third proportional to 186.75 and 273.38 is: 400.18
Step by Step Solution
- Step 1: Write the proportion equation
186.75 : 273.38 = 273.38 : x - Step 2: Convert to fraction form
186.75/273.38 = 273.38/x - Step 3: Cross multiply
186.75x = 273.38 × 273.38 - Step 4: Simplify right side
186.75x = 74,733.89 - Step 5: Solve for x
x = 74,733.89/186.75 - Step 6: Final answer
x = 400.18
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.