Finding the Fourth Proportional to 166.99, 250.33 and 84.67
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Solution
The fourth proportional to 166.99, 250.33 and 84.67 is: 126.93
Step by Step Solution
- Step 1: Write the proportion equation
166.99 : 250.33 = 84.67 : x - Step 2: Convert to fraction form
166.99/250.33 = 84.67/x - Step 3: Cross multiply
166.99x = 250.33 × 84.67 - Step 4: Simplify right side
166.99x = 21,195.44 - Step 5: Solve for x
x = 21,195.44/166.99 - Step 6: Final answer
x = 126.93
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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.