Finding the Fourth Proportional to 197.38, 295.74 and 166.99
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Solution
The fourth proportional to 197.38, 295.74 and 166.99 is: 250.21
Step by Step Solution
- Step 1: Write the proportion equation
197.38 : 295.74 = 166.99 : x - Step 2: Convert to fraction form
197.38/295.74 = 166.99/x - Step 3: Cross multiply
197.38x = 295.74 × 166.99 - Step 4: Simplify right side
197.38x = 49,385.62 - Step 5: Solve for x
x = 49,385.62/197.38 - Step 6: Final answer
x = 250.21
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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.