Finding the Fourth Proportional to 201.08, 301.62 and 174.08
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Solution
The fourth proportional to 201.08, 301.62 and 174.08 is: 261.12
Step by Step Solution
- Step 1: Write the proportion equation
201.08 : 301.62 = 174.08 : x - Step 2: Convert to fraction form
201.08/301.62 = 174.08/x - Step 3: Cross multiply
201.08x = 301.62 × 174.08 - Step 4: Simplify right side
201.08x = 52,506.01 - Step 5: Solve for x
x = 52,506.01/201.08 - Step 6: Final answer
x = 261.12
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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.