Finding the Fourth Proportional to 367.11, 550.67 and 135.99
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Solution
The fourth proportional to 367.11, 550.67 and 135.99 is: 203.99
Step by Step Solution
- Step 1: Write the proportion equation
367.11 : 550.67 = 135.99 : x - Step 2: Convert to fraction form
367.11/550.67 = 135.99/x - Step 3: Cross multiply
367.11x = 550.67 × 135.99 - Step 4: Simplify right side
367.11x = 74,884.93 - Step 5: Solve for x
x = 74,884.93/367.11 - Step 6: Final answer
x = 203.99
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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.