Finding the Fourth Proportional to 163.10, 244.46 and 108.08
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Solution
The fourth proportional to 163.10, 244.46 and 108.08 is: 161.99
Step by Step Solution
- Step 1: Write the proportion equation
163.10 : 244.46 = 108.08 : x - Step 2: Convert to fraction form
163.10/244.46 = 108.08/x - Step 3: Cross multiply
163.10x = 244.46 × 108.08 - Step 4: Simplify right side
163.10x = 26,421.24 - Step 5: Solve for x
x = 26,421.24/163.10 - Step 6: Final answer
x = 161.99
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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.