Finding the Fourth Proportional to 201.28, 301.75 and 110.08
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Solution
The fourth proportional to 201.28, 301.75 and 110.08 is: 165.03
Step by Step Solution
- Step 1: Write the proportion equation
201.28 : 301.75 = 110.08 : x - Step 2: Convert to fraction form
201.28/301.75 = 110.08/x - Step 3: Cross multiply
201.28x = 301.75 × 110.08 - Step 4: Simplify right side
201.28x = 33,216.64 - Step 5: Solve for x
x = 33,216.64/201.28 - Step 6: Final answer
x = 165.03
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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.