Finding the Fourth Proportional to 224.70, 337.43 and 122.18
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Solution
The fourth proportional to 224.70, 337.43 and 122.18 is: 183.49
Step by Step Solution
- Step 1: Write the proportion equation
224.70 : 337.43 = 122.18 : x - Step 2: Convert to fraction form
224.70/337.43 = 122.18/x - Step 3: Cross multiply
224.70x = 337.43 × 122.18 - Step 4: Simplify right side
224.70x = 41,229.21 - Step 5: Solve for x
x = 41,229.21/224.70 - Step 6: Final answer
x = 183.49
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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.