Finding the Fourth Proportional to 181.28, 249.84 and 132.08
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Solution
The fourth proportional to 181.28, 249.84 and 132.08 is: 182.03
Step by Step Solution
- Step 1: Write the proportion equation
181.28 : 249.84 = 132.08 : x - Step 2: Convert to fraction form
181.28/249.84 = 132.08/x - Step 3: Cross multiply
181.28x = 249.84 × 132.08 - Step 4: Simplify right side
181.28x = 32,998.87 - Step 5: Solve for x
x = 32,998.87/181.28 - Step 6: Final answer
x = 182.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.