Finding the Fourth Proportional to 176.37, 264.19 and 84.99
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Solution
The fourth proportional to 176.37, 264.19 and 84.99 is: 127.31
Step by Step Solution
- Step 1: Write the proportion equation
176.37 : 264.19 = 84.99 : x - Step 2: Convert to fraction form
176.37/264.19 = 84.99/x - Step 3: Cross multiply
176.37x = 264.19 × 84.99 - Step 4: Simplify right side
176.37x = 22,453.51 - Step 5: Solve for x
x = 22,453.51/176.37 - Step 6: Final answer
x = 127.31
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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.