Finding the Fourth Proportional to 163.92, 246.14 and 95.49
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Solution
The fourth proportional to 163.92, 246.14 and 95.49 is: 143.38
Step by Step Solution
- Step 1: Write the proportion equation
163.92 : 246.14 = 95.49 : x - Step 2: Convert to fraction form
163.92/246.14 = 95.49/x - Step 3: Cross multiply
163.92x = 246.14 × 95.49 - Step 4: Simplify right side
163.92x = 23,502.82 - Step 5: Solve for x
x = 23,502.82/163.92 - Step 6: Final answer
x = 143.38
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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.