Finding the Fourth Proportional to 182.74, 274.62 and 170.44
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Solution
The fourth proportional to 182.74, 274.62 and 170.44 is: 256.14
Step by Step Solution
- Step 1: Write the proportion equation
182.74 : 274.62 = 170.44 : x - Step 2: Convert to fraction form
182.74/274.62 = 170.44/x - Step 3: Cross multiply
182.74x = 274.62 × 170.44 - Step 4: Simplify right side
182.74x = 46,806.23 - Step 5: Solve for x
x = 46,806.23/182.74 - Step 6: Final answer
x = 256.14
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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.