Finding the Fourth Proportional to 183.31, 252.99 and 104.63
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Solution
The fourth proportional to 183.31, 252.99 and 104.63 is: 144.40
Step by Step Solution
- Step 1: Write the proportion equation
183.31 : 252.99 = 104.63 : x - Step 2: Convert to fraction form
183.31/252.99 = 104.63/x - Step 3: Cross multiply
183.31x = 252.99 × 104.63 - Step 4: Simplify right side
183.31x = 26,470.34 - Step 5: Solve for x
x = 26,470.34/183.31 - Step 6: Final answer
x = 144.40
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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.