Finding the Fourth Proportional to 110.26, 165 and 108.19
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Solution
The fourth proportional to 110.26, 165 and 108.19 is: 161.90
Step by Step Solution
- Step 1: Write the proportion equation
110.26 : 165 = 108.19 : x - Step 2: Convert to fraction form
110.26/165 = 108.19/x - Step 3: Cross multiply
110.26x = 165 × 108.19 - Step 4: Simplify right side
110.26x = 17,850.53 - Step 5: Solve for x
x = 17,850.53/110.26 - Step 6: Final answer
x = 161.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.