Finding the Fourth Proportional to 241.24, 332.80 and 163.68
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Solution
The fourth proportional to 241.24, 332.80 and 163.68 is: 225.80
Step by Step Solution
- Step 1: Write the proportion equation
241.24 : 332.80 = 163.68 : x - Step 2: Convert to fraction form
241.24/332.80 = 163.68/x - Step 3: Cross multiply
241.24x = 332.80 × 163.68 - Step 4: Simplify right side
241.24x = 54,472.70 - Step 5: Solve for x
x = 54,472.70/241.24 - Step 6: Final answer
x = 225.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.