Finding the Fourth Proportional to 241.99, 363.21 and 133.63
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Solution
The fourth proportional to 241.99, 363.21 and 133.63 is: 200.57
Step by Step Solution
- Step 1: Write the proportion equation
241.99 : 363.21 = 133.63 : x - Step 2: Convert to fraction form
241.99/363.21 = 133.63/x - Step 3: Cross multiply
241.99x = 363.21 × 133.63 - Step 4: Simplify right side
241.99x = 48,535.75 - Step 5: Solve for x
x = 48,535.75/241.99 - Step 6: Final answer
x = 200.57
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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.