Finding the Fourth Proportional to 163.95, 226.23 and 94.02
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Solution
The fourth proportional to 163.95, 226.23 and 94.02 is: 129.74
Step by Step Solution
- Step 1: Write the proportion equation
163.95 : 226.23 = 94.02 : x - Step 2: Convert to fraction form
163.95/226.23 = 94.02/x - Step 3: Cross multiply
163.95x = 226.23 × 94.02 - Step 4: Simplify right side
163.95x = 21,270.14 - Step 5: Solve for x
x = 21,270.14/163.95 - Step 6: Final answer
x = 129.74
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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.