Finding the Fourth Proportional to 166.69, 250.50 and 98.24
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Solution
The fourth proportional to 166.69, 250.50 and 98.24 is: 147.64
Step by Step Solution
- Step 1: Write the proportion equation
166.69 : 250.50 = 98.24 : x - Step 2: Convert to fraction form
166.69/250.50 = 98.24/x - Step 3: Cross multiply
166.69x = 250.50 × 98.24 - Step 4: Simplify right side
166.69x = 24,609.12 - Step 5: Solve for x
x = 24,609.12/166.69 - Step 6: Final answer
x = 147.64
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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.