Finding the Fourth Proportional to 163.44, 244.62 and 157.68
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Solution
The fourth proportional to 163.44, 244.62 and 157.68 is: 236.00
Step by Step Solution
- Step 1: Write the proportion equation
163.44 : 244.62 = 157.68 : x - Step 2: Convert to fraction form
163.44/244.62 = 157.68/x - Step 3: Cross multiply
163.44x = 244.62 × 157.68 - Step 4: Simplify right side
163.44x = 38,571.68 - Step 5: Solve for x
x = 38,571.68/163.44 - Step 6: Final answer
x = 236.00
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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.