Finding the Fourth Proportional to 176, 264 and 100
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Solution
The fourth proportional to 176, 264 and 100 is: 150
Step by Step Solution
- Step 1: Write the proportion equation
176 : 264 = 100 : x - Step 2: Convert to fraction form
176/264 = 100/x - Step 3: Cross multiply
176x = 264 × 100 - Step 4: Simplify right side
176x = 26,400 - Step 5: Solve for x
x = 26,400/176 - Step 6: Final answer
x = 150
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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.