Finding the Third Proportional to 163.69 and 234.56
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Solution
The third proportional to 163.69 and 234.56 is: 336.13
Step by Step Solution
- Step 1: Write the proportion equation
163.69 : 234.56 = 234.56 : x - Step 2: Convert to fraction form
163.69/234.56 = 234.56/x - Step 3: Cross multiply
163.69x = 234.56 × 234.56 - Step 4: Simplify right side
163.69x = 55,019.57 - Step 5: Solve for x
x = 55,019.57/163.69 - Step 6: Final answer
x = 336.13
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.