Finding the Fourth Proportional to 236.26, 325.97 and 148.92
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Solution
The fourth proportional to 236.26, 325.97 and 148.92 is: 205.46
Step by Step Solution
- Step 1: Write the proportion equation
236.26 : 325.97 = 148.92 : x - Step 2: Convert to fraction form
236.26/325.97 = 148.92/x - Step 3: Cross multiply
236.26x = 325.97 × 148.92 - Step 4: Simplify right side
236.26x = 48,541.08 - Step 5: Solve for x
x = 48,541.08/236.26 - Step 6: Final answer
x = 205.46
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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.