Finding the Fourth Proportional to 169.70, 234.14 and 95.99
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Solution
The fourth proportional to 169.70, 234.14 and 95.99 is: 132.44
Step by Step Solution
- Step 1: Write the proportion equation
169.70 : 234.14 = 95.99 : x - Step 2: Convert to fraction form
169.70/234.14 = 95.99/x - Step 3: Cross multiply
169.70x = 234.14 × 95.99 - Step 4: Simplify right side
169.70x = 22,473.99 - Step 5: Solve for x
x = 22,473.99/169.70 - Step 6: Final answer
x = 132.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.