Finding the Fourth Proportional to 177.92, 267.28 and 170.63
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Solution
The fourth proportional to 177.92, 267.28 and 170.63 is: 256.33
Step by Step Solution
- Step 1: Write the proportion equation
177.92 : 267.28 = 170.63 : x - Step 2: Convert to fraction form
177.92/267.28 = 170.63/x - Step 3: Cross multiply
177.92x = 267.28 × 170.63 - Step 4: Simplify right side
177.92x = 45,604.22 - Step 5: Solve for x
x = 45,604.22/177.92 - Step 6: Final answer
x = 256.33
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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.