Finding the Fourth Proportional to 201.88, 302.76 and 179.08
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Solution
The fourth proportional to 201.88, 302.76 and 179.08 is: 268.57
Step by Step Solution
- Step 1: Write the proportion equation
201.88 : 302.76 = 179.08 : x - Step 2: Convert to fraction form
201.88/302.76 = 179.08/x - Step 3: Cross multiply
201.88x = 302.76 × 179.08 - Step 4: Simplify right side
201.88x = 54,218.26 - Step 5: Solve for x
x = 54,218.26/201.88 - Step 6: Final answer
x = 268.57
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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.