Finding the Fourth Proportional to 232.69, 349.08 and 140.23
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Solution
The fourth proportional to 232.69, 349.08 and 140.23 is: 210.37
Step by Step Solution
- Step 1: Write the proportion equation
232.69 : 349.08 = 140.23 : x - Step 2: Convert to fraction form
232.69/349.08 = 140.23/x - Step 3: Cross multiply
232.69x = 349.08 × 140.23 - Step 4: Simplify right side
232.69x = 48,951.49 - Step 5: Solve for x
x = 48,951.49/232.69 - Step 6: Final answer
x = 210.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.