Finding the Fourth Proportional to 183.20, 252.79 and 104.49
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Solution
The fourth proportional to 183.20, 252.79 and 104.49 is: 144.17
Step by Step Solution
- Step 1: Write the proportion equation
183.20 : 252.79 = 104.49 : x - Step 2: Convert to fraction form
183.20/252.79 = 104.49/x - Step 3: Cross multiply
183.20x = 252.79 × 104.49 - Step 4: Simplify right side
183.20x = 26,412.24 - Step 5: Solve for x
x = 26,412.24/183.20 - Step 6: Final answer
x = 144.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.