Finding the Fourth Proportional to 274.03, 377.99 and 163.44
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Solution
The fourth proportional to 274.03, 377.99 and 163.44 is: 225.44
Step by Step Solution
- Step 1: Write the proportion equation
274.03 : 377.99 = 163.44 : x - Step 2: Convert to fraction form
274.03/377.99 = 163.44/x - Step 3: Cross multiply
274.03x = 377.99 × 163.44 - Step 4: Simplify right side
274.03x = 61,778.69 - Step 5: Solve for x
x = 61,778.69/274.03 - Step 6: Final answer
x = 225.44
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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.