Finding the Fourth Proportional to 241.92, 363.08 and 133.79
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Solution
The fourth proportional to 241.92, 363.08 and 133.79 is: 200.79
Step by Step Solution
- Step 1: Write the proportion equation
241.92 : 363.08 = 133.79 : x - Step 2: Convert to fraction form
241.92/363.08 = 133.79/x - Step 3: Cross multiply
241.92x = 363.08 × 133.79 - Step 4: Simplify right side
241.92x = 48,574.99 - Step 5: Solve for x
x = 48,574.99/241.92 - Step 6: Final answer
x = 200.79
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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.