Finding the Fourth Proportional to 201.93, 302.62 and 110.60
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Solution
The fourth proportional to 201.93, 302.62 and 110.60 is: 165.75
Step by Step Solution
- Step 1: Write the proportion equation
201.93 : 302.62 = 110.60 : x - Step 2: Convert to fraction form
201.93/302.62 = 110.60/x - Step 3: Cross multiply
201.93x = 302.62 × 110.60 - Step 4: Simplify right side
201.93x = 33,469.77 - Step 5: Solve for x
x = 33,469.77/201.93 - Step 6: Final answer
x = 165.75
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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.