Finding the Fourth Proportional to 163.44, 244.70 and 94.86
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Solution
The fourth proportional to 163.44, 244.70 and 94.86 is: 142.02
Step by Step Solution
- Step 1: Write the proportion equation
163.44 : 244.70 = 94.86 : x - Step 2: Convert to fraction form
163.44/244.70 = 94.86/x - Step 3: Cross multiply
163.44x = 244.70 × 94.86 - Step 4: Simplify right side
163.44x = 23,212.24 - Step 5: Solve for x
x = 23,212.24/163.44 - Step 6: Final answer
x = 142.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.