Finding the Fourth Proportional to 160.81, 241.18 and 58.08
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Solution
The fourth proportional to 160.81, 241.18 and 58.08 is: 87.10
Step by Step Solution
- Step 1: Write the proportion equation
160.81 : 241.18 = 58.08 : x - Step 2: Convert to fraction form
160.81/241.18 = 58.08/x - Step 3: Cross multiply
160.81x = 241.18 × 58.08 - Step 4: Simplify right side
160.81x = 14,006.24 - Step 5: Solve for x
x = 14,006.24/160.81 - Step 6: Final answer
x = 87.10
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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.