Finding the Fourth Proportional to 244.20, 366.21 and 132.99
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Solution
The fourth proportional to 244.20, 366.21 and 132.99 is: 199.44
Step by Step Solution
- Step 1: Write the proportion equation
244.20 : 366.21 = 132.99 : x - Step 2: Convert to fraction form
244.20/366.21 = 132.99/x - Step 3: Cross multiply
244.20x = 366.21 × 132.99 - Step 4: Simplify right side
244.20x = 48,702.27 - Step 5: Solve for x
x = 48,702.27/244.20 - Step 6: Final answer
x = 199.44
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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.