Finding the Fourth Proportional to 152.28, 227.29 and 134.06
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Solution
The fourth proportional to 152.28, 227.29 and 134.06 is: 200.09
Step by Step Solution
- Step 1: Write the proportion equation
152.28 : 227.29 = 134.06 : x - Step 2: Convert to fraction form
152.28/227.29 = 134.06/x - Step 3: Cross multiply
152.28x = 227.29 × 134.06 - Step 4: Simplify right side
152.28x = 30,469.28 - Step 5: Solve for x
x = 30,469.28/152.28 - Step 6: Final answer
x = 200.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.