Finding the Fourth Proportional to 179.70, 269.21 and 150.99
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Solution
The fourth proportional to 179.70, 269.21 and 150.99 is: 226.20
Step by Step Solution
- Step 1: Write the proportion equation
179.70 : 269.21 = 150.99 : x - Step 2: Convert to fraction form
179.70/269.21 = 150.99/x - Step 3: Cross multiply
179.70x = 269.21 × 150.99 - Step 4: Simplify right side
179.70x = 40,647.26 - Step 5: Solve for x
x = 40,647.26/179.70 - Step 6: Final answer
x = 226.20
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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.