Finding the Fourth Proportional to 161.08, 241 and 112.88
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Solution
The fourth proportional to 161.08, 241 and 112.88 is: 168.89
Step by Step Solution
- Step 1: Write the proportion equation
161.08 : 241 = 112.88 : x - Step 2: Convert to fraction form
161.08/241 = 112.88/x - Step 3: Cross multiply
161.08x = 241 × 112.88 - Step 4: Simplify right side
161.08x = 27,204.08 - Step 5: Solve for x
x = 27,204.08/161.08 - Step 6: Final answer
x = 168.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.