Finding the Fourth Proportional to 183.24, 253.26 and 163.44
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Solution
The fourth proportional to 183.24, 253.26 and 163.44 is: 225.89
Step by Step Solution
- Step 1: Write the proportion equation
183.24 : 253.26 = 163.44 : x - Step 2: Convert to fraction form
183.24/253.26 = 163.44/x - Step 3: Cross multiply
183.24x = 253.26 × 163.44 - Step 4: Simplify right side
183.24x = 41,392.81 - Step 5: Solve for x
x = 41,392.81/183.24 - Step 6: Final answer
x = 225.89
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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.