Finding the Fourth Proportional to 151.93, 227.69 and 132.62
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Solution
The fourth proportional to 151.93, 227.69 and 132.62 is: 198.75
Step by Step Solution
- Step 1: Write the proportion equation
151.93 : 227.69 = 132.62 : x - Step 2: Convert to fraction form
151.93/227.69 = 132.62/x - Step 3: Cross multiply
151.93x = 227.69 × 132.62 - Step 4: Simplify right side
151.93x = 30,196.29 - Step 5: Solve for x
x = 30,196.29/151.93 - Step 6: Final answer
x = 198.75
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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.