Finding the Fourth Proportional to 203.93, 306.61 and 163.63
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Solution
The fourth proportional to 203.93, 306.61 and 163.63 is: 246.02
Step by Step Solution
- Step 1: Write the proportion equation
203.93 : 306.61 = 163.63 : x - Step 2: Convert to fraction form
203.93/306.61 = 163.63/x - Step 3: Cross multiply
203.93x = 306.61 × 163.63 - Step 4: Simplify right side
203.93x = 50,170.57 - Step 5: Solve for x
x = 50,170.57/203.93 - Step 6: Final answer
x = 246.02
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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.