Finding the Fourth Proportional to 171.14, 256.97 and 163.14
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Solution
The fourth proportional to 171.14, 256.97 and 163.14 is: 244.96
Step by Step Solution
- Step 1: Write the proportion equation
171.14 : 256.97 = 163.14 : x - Step 2: Convert to fraction form
171.14/256.97 = 163.14/x - Step 3: Cross multiply
171.14x = 256.97 × 163.14 - Step 4: Simplify right side
171.14x = 41,921.53 - Step 5: Solve for x
x = 41,921.53/171.14 - Step 6: Final answer
x = 244.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.