Finding the Fourth Proportional to 201.60, 302.49 and 110.18
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Solution
The fourth proportional to 201.60, 302.49 and 110.18 is: 165.32
Step by Step Solution
- Step 1: Write the proportion equation
201.60 : 302.49 = 110.18 : x - Step 2: Convert to fraction form
201.60/302.49 = 110.18/x - Step 3: Cross multiply
201.60x = 302.49 × 110.18 - Step 4: Simplify right side
201.60x = 33,329.10 - Step 5: Solve for x
x = 33,329.10/201.60 - Step 6: Final answer
x = 165.32
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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.