Finding the Fourth Proportional to 163.97, 226.26 and 94.03
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Solution
The fourth proportional to 163.97, 226.26 and 94.03 is: 129.75
Step by Step Solution
- Step 1: Write the proportion equation
163.97 : 226.26 = 94.03 : x - Step 2: Convert to fraction form
163.97/226.26 = 94.03/x - Step 3: Cross multiply
163.97x = 226.26 × 94.03 - Step 4: Simplify right side
163.97x = 21,274.66 - Step 5: Solve for x
x = 21,274.66/163.97 - Step 6: Final answer
x = 129.75
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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.