Finding the Fourth Proportional to 206.44, 284.99 and 132.84
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Solution
The fourth proportional to 206.44, 284.99 and 132.84 is: 183.38
Step by Step Solution
- Step 1: Write the proportion equation
206.44 : 284.99 = 132.84 : x - Step 2: Convert to fraction form
206.44/284.99 = 132.84/x - Step 3: Cross multiply
206.44x = 284.99 × 132.84 - Step 4: Simplify right side
206.44x = 37,857.41 - Step 5: Solve for x
x = 37,857.41/206.44 - Step 6: Final answer
x = 183.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.