Finding the Fourth Proportional to 181.14, 249.99 and 107.44
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Solution
The fourth proportional to 181.14, 249.99 and 107.44 is: 148.28
Step by Step Solution
- Step 1: Write the proportion equation
181.14 : 249.99 = 107.44 : x - Step 2: Convert to fraction form
181.14/249.99 = 107.44/x - Step 3: Cross multiply
181.14x = 249.99 × 107.44 - Step 4: Simplify right side
181.14x = 26,858.93 - Step 5: Solve for x
x = 26,858.93/181.14 - Step 6: Final answer
x = 148.28
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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.