Finding the Fourth Proportional to 224.48, 336.26 and 163.74
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Solution
The fourth proportional to 224.48, 336.26 and 163.74 is: 245.27
Step by Step Solution
- Step 1: Write the proportion equation
224.48 : 336.26 = 163.74 : x - Step 2: Convert to fraction form
224.48/336.26 = 163.74/x - Step 3: Cross multiply
224.48x = 336.26 × 163.74 - Step 4: Simplify right side
224.48x = 55,059.21 - Step 5: Solve for x
x = 55,059.21/224.48 - Step 6: Final answer
x = 245.27
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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.