Finding the Fourth Proportional to 201.92, 302.63 and 110.69
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Solution
The fourth proportional to 201.92, 302.63 and 110.69 is: 165.89
Step by Step Solution
- Step 1: Write the proportion equation
201.92 : 302.63 = 110.69 : x - Step 2: Convert to fraction form
201.92/302.63 = 110.69/x - Step 3: Cross multiply
201.92x = 302.63 × 110.69 - Step 4: Simplify right side
201.92x = 33,496.05 - Step 5: Solve for x
x = 33,496.05/201.92 - Step 6: Final answer
x = 165.89
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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.