Finding the Fourth Proportional to 163.18, 244.77 and 108.68
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Solution
The fourth proportional to 163.18, 244.77 and 108.68 is: 163.03
Step by Step Solution
- Step 1: Write the proportion equation
163.18 : 244.77 = 108.68 : x - Step 2: Convert to fraction form
163.18/244.77 = 108.68/x - Step 3: Cross multiply
163.18x = 244.77 × 108.68 - Step 4: Simplify right side
163.18x = 26,602.22 - Step 5: Solve for x
x = 26,602.22/163.18 - Step 6: Final answer
x = 163.03
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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.