Finding the Fourth Proportional to 197.39, 296.09 and 110.68
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Solution
The fourth proportional to 197.39, 296.09 and 110.68 is: 166.01
Step by Step Solution
- Step 1: Write the proportion equation
197.39 : 296.09 = 110.68 : x - Step 2: Convert to fraction form
197.39/296.09 = 110.68/x - Step 3: Cross multiply
197.39x = 296.09 × 110.68 - Step 4: Simplify right side
197.39x = 32,769.21 - Step 5: Solve for x
x = 32,769.21/197.39 - Step 6: Final answer
x = 166.01
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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.