Finding the Fourth Proportional to 197.73, 296.01 and 149.18
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Solution
The fourth proportional to 197.73, 296.01 and 149.18 is: 223.33
Step by Step Solution
- Step 1: Write the proportion equation
197.73 : 296.01 = 149.18 : x - Step 2: Convert to fraction form
197.73/296.01 = 149.18/x - Step 3: Cross multiply
197.73x = 296.01 × 149.18 - Step 4: Simplify right side
197.73x = 44,157.29 - Step 5: Solve for x
x = 44,157.29/197.73 - Step 6: Final answer
x = 223.33
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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.