Finding the Fourth Proportional to 182.93, 252.44 and 104.21
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Solution
The fourth proportional to 182.93, 252.44 and 104.21 is: 143.80
Step by Step Solution
- Step 1: Write the proportion equation
182.93 : 252.44 = 104.21 : x - Step 2: Convert to fraction form
182.93/252.44 = 104.21/x - Step 3: Cross multiply
182.93x = 252.44 × 104.21 - Step 4: Simplify right side
182.93x = 26,304.99 - Step 5: Solve for x
x = 26,304.99/182.93 - Step 6: Final answer
x = 143.80
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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.