Finding the Fourth Proportional to 271.37, 374.21 and 164.99
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Solution
The fourth proportional to 271.37, 374.21 and 164.99 is: 227.52
Step by Step Solution
- Step 1: Write the proportion equation
271.37 : 374.21 = 164.99 : x - Step 2: Convert to fraction form
271.37/374.21 = 164.99/x - Step 3: Cross multiply
271.37x = 374.21 × 164.99 - Step 4: Simplify right side
271.37x = 61,742.26 - Step 5: Solve for x
x = 61,742.26/271.37 - Step 6: Final answer
x = 227.52
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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.