Finding the Fourth Proportional to 177.28, 266.01 and 163.92
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Solution
The fourth proportional to 177.28, 266.01 and 163.92 is: 245.96
Step by Step Solution
- Step 1: Write the proportion equation
177.28 : 266.01 = 163.92 : x - Step 2: Convert to fraction form
177.28/266.01 = 163.92/x - Step 3: Cross multiply
177.28x = 266.01 × 163.92 - Step 4: Simplify right side
177.28x = 43,604.36 - Step 5: Solve for x
x = 43,604.36/177.28 - Step 6: Final answer
x = 245.96
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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.