Finding the Fourth Proportional to 163.14, 244.74 and 60.42
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Solution
The fourth proportional to 163.14, 244.74 and 60.42 is: 90.64
Step by Step Solution
- Step 1: Write the proportion equation
163.14 : 244.74 = 60.42 : x - Step 2: Convert to fraction form
163.14/244.74 = 60.42/x - Step 3: Cross multiply
163.14x = 244.74 × 60.42 - Step 4: Simplify right side
163.14x = 14,787.19 - Step 5: Solve for x
x = 14,787.19/163.14 - Step 6: Final answer
x = 90.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.