Finding the Fourth Proportional to 271.70, 374.99 and 166.85
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Solution
The fourth proportional to 271.70, 374.99 and 166.85 is: 230.28
Step by Step Solution
- Step 1: Write the proportion equation
271.70 : 374.99 = 166.85 : x - Step 2: Convert to fraction form
271.70/374.99 = 166.85/x - Step 3: Cross multiply
271.70x = 374.99 × 166.85 - Step 4: Simplify right side
271.70x = 62,567.08 - Step 5: Solve for x
x = 62,567.08/271.70 - Step 6: Final answer
x = 230.28
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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.