Finding the Fourth Proportional to 197.44, 296.08 and 161.44
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Solution
The fourth proportional to 197.44, 296.08 and 161.44 is: 242.09
Step by Step Solution
- Step 1: Write the proportion equation
197.44 : 296.08 = 161.44 : x - Step 2: Convert to fraction form
197.44/296.08 = 161.44/x - Step 3: Cross multiply
197.44x = 296.08 × 161.44 - Step 4: Simplify right side
197.44x = 47,799.16 - Step 5: Solve for x
x = 47,799.16/197.44 - Step 6: Final answer
x = 242.09
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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.