Finding the Fourth Proportional to 201.93, 303.09 and 110.67
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Solution
The fourth proportional to 201.93, 303.09 and 110.67 is: 166.11
Step by Step Solution
- Step 1: Write the proportion equation
201.93 : 303.09 = 110.67 : x - Step 2: Convert to fraction form
201.93/303.09 = 110.67/x - Step 3: Cross multiply
201.93x = 303.09 × 110.67 - Step 4: Simplify right side
201.93x = 33,542.97 - Step 5: Solve for x
x = 33,542.97/201.93 - Step 6: Final answer
x = 166.11
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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.