Finding the Fourth Proportional to 163.01, 244.08 and 111.75
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Solution
The fourth proportional to 163.01, 244.08 and 111.75 is: 167.33
Step by Step Solution
- Step 1: Write the proportion equation
163.01 : 244.08 = 111.75 : x - Step 2: Convert to fraction form
163.01/244.08 = 111.75/x - Step 3: Cross multiply
163.01x = 244.08 × 111.75 - Step 4: Simplify right side
163.01x = 27,276.40 - Step 5: Solve for x
x = 27,276.40/163.01 - Step 6: Final answer
x = 167.33
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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.