Finding the Fourth Proportional to 183.52, 276.32 and 161.99
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Solution
The fourth proportional to 183.52, 276.32 and 161.99 is: 243.90
Step by Step Solution
- Step 1: Write the proportion equation
183.52 : 276.32 = 161.99 : x - Step 2: Convert to fraction form
183.52/276.32 = 161.99/x - Step 3: Cross multiply
183.52x = 276.32 × 161.99 - Step 4: Simplify right side
183.52x = 44,761.08 - Step 5: Solve for x
x = 44,761.08/183.52 - Step 6: Final answer
x = 243.90
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.