Finding the Fourth Proportional to 249.09, 373.66 and 94.99
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Solution
The fourth proportional to 249.09, 373.66 and 94.99 is: 142.49
Step by Step Solution
- Step 1: Write the proportion equation
249.09 : 373.66 = 94.99 : x - Step 2: Convert to fraction form
249.09/373.66 = 94.99/x - Step 3: Cross multiply
249.09x = 373.66 × 94.99 - Step 4: Simplify right side
249.09x = 35,493.96 - Step 5: Solve for x
x = 35,493.96/249.09 - Step 6: Final answer
x = 142.49
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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.