Finding the Fourth Proportional to 163.99, 226.18 and 101.85
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Solution
The fourth proportional to 163.99, 226.18 and 101.85 is: 140.48
Step by Step Solution
- Step 1: Write the proportion equation
163.99 : 226.18 = 101.85 : x - Step 2: Convert to fraction form
163.99/226.18 = 101.85/x - Step 3: Cross multiply
163.99x = 226.18 × 101.85 - Step 4: Simplify right side
163.99x = 23,035.92 - Step 5: Solve for x
x = 23,035.92/163.99 - Step 6: Final answer
x = 140.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.