Finding the Fourth Proportional to 176.23, 264.21 and 84.97
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Solution
The fourth proportional to 176.23, 264.21 and 84.97 is: 127.39
Step by Step Solution
- Step 1: Write the proportion equation
176.23 : 264.21 = 84.97 : x - Step 2: Convert to fraction form
176.23/264.21 = 84.97/x - Step 3: Cross multiply
176.23x = 264.21 × 84.97 - Step 4: Simplify right side
176.23x = 22,449.92 - Step 5: Solve for x
x = 22,449.92/176.23 - Step 6: Final answer
x = 127.39
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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.