Finding the Fourth Proportional to 224.68, 336.96 and 80.44
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Solution
The fourth proportional to 224.68, 336.96 and 80.44 is: 120.64
Step by Step Solution
- Step 1: Write the proportion equation
224.68 : 336.96 = 80.44 : x - Step 2: Convert to fraction form
224.68/336.96 = 80.44/x - Step 3: Cross multiply
224.68x = 336.96 × 80.44 - Step 4: Simplify right side
224.68x = 27,105.06 - Step 5: Solve for x
x = 27,105.06/224.68 - Step 6: Final answer
x = 120.64
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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.