Finding the Fourth Proportional to 183.78, 252.99 and 159.08
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Solution
The fourth proportional to 183.78, 252.99 and 159.08 is: 218.98
Step by Step Solution
- Step 1: Write the proportion equation
183.78 : 252.99 = 159.08 : x - Step 2: Convert to fraction form
183.78/252.99 = 159.08/x - Step 3: Cross multiply
183.78x = 252.99 × 159.08 - Step 4: Simplify right side
183.78x = 40,244.38 - Step 5: Solve for x
x = 40,244.38/183.78 - Step 6: Final answer
x = 218.98
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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.