Finding the Fourth Proportional to 163.09, 244.88 and 143.99
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Solution
The fourth proportional to 163.09, 244.88 and 143.99 is: 216.20
Step by Step Solution
- Step 1: Write the proportion equation
163.09 : 244.88 = 143.99 : x - Step 2: Convert to fraction form
163.09/244.88 = 143.99/x - Step 3: Cross multiply
163.09x = 244.88 × 143.99 - Step 4: Simplify right side
163.09x = 35,260.27 - Step 5: Solve for x
x = 35,260.27/163.09 - Step 6: Final answer
x = 216.20
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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.