Finding the Fourth Proportional to 174.13, 260.96 and 122.49
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Solution
The fourth proportional to 174.13, 260.96 and 122.49 is: 183.57
Step by Step Solution
- Step 1: Write the proportion equation
174.13 : 260.96 = 122.49 : x - Step 2: Convert to fraction form
174.13/260.96 = 122.49/x - Step 3: Cross multiply
174.13x = 260.96 × 122.49 - Step 4: Simplify right side
174.13x = 31,964.99 - Step 5: Solve for x
x = 31,964.99/174.13 - Step 6: Final answer
x = 183.57
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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.