Finding the Fourth Proportional to 203.87, 283.23 and 201.96
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Solution
The fourth proportional to 203.87, 283.23 and 201.96 is: 280.57
Step by Step Solution
- Step 1: Write the proportion equation
203.87 : 283.23 = 201.96 : x - Step 2: Convert to fraction form
203.87/283.23 = 201.96/x - Step 3: Cross multiply
203.87x = 283.23 × 201.96 - Step 4: Simplify right side
203.87x = 57,201.13 - Step 5: Solve for x
x = 57,201.13/203.87 - Step 6: Final answer
x = 280.57
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.