Finding the Fourth Proportional to 218.70, 327.44 and 110.26
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Solution
The fourth proportional to 218.70, 327.44 and 110.26 is: 165.09
Step by Step Solution
- Step 1: Write the proportion equation
218.70 : 327.44 = 110.26 : x - Step 2: Convert to fraction form
218.70/327.44 = 110.26/x - Step 3: Cross multiply
218.70x = 327.44 × 110.26 - Step 4: Simplify right side
218.70x = 36,104.22 - Step 5: Solve for x
x = 36,104.22/218.70 - Step 6: Final answer
x = 165.09
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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.