Finding the Fourth Proportional to 201.73, 302.08 and 119.26
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Solution
The fourth proportional to 201.73, 302.08 and 119.26 is: 178.59
Step by Step Solution
- Step 1: Write the proportion equation
201.73 : 302.08 = 119.26 : x - Step 2: Convert to fraction form
201.73/302.08 = 119.26/x - Step 3: Cross multiply
201.73x = 302.08 × 119.26 - Step 4: Simplify right side
201.73x = 36,025.94 - Step 5: Solve for x
x = 36,025.94/201.73 - Step 6: Final answer
x = 178.59
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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.