Finding the Fourth Proportional to 197.44, 295.99 and 110.80
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Solution
The fourth proportional to 197.44, 295.99 and 110.80 is: 166.11
Step by Step Solution
- Step 1: Write the proportion equation
197.44 : 295.99 = 110.80 : x - Step 2: Convert to fraction form
197.44/295.99 = 110.80/x - Step 3: Cross multiply
197.44x = 295.99 × 110.80 - Step 4: Simplify right side
197.44x = 32,795.78 - Step 5: Solve for x
x = 32,795.78/197.44 - Step 6: Final answer
x = 166.11
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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.