Finding the Fourth Proportional to 232.14, 348 and 140.88
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Solution
The fourth proportional to 232.14, 348 and 140.88 is: 211.19
Step by Step Solution
- Step 1: Write the proportion equation
232.14 : 348 = 140.88 : x - Step 2: Convert to fraction form
232.14/348 = 140.88/x - Step 3: Cross multiply
232.14x = 348 × 140.88 - Step 4: Simplify right side
232.14x = 49,026.24 - Step 5: Solve for x
x = 49,026.24/232.14 - Step 6: Final answer
x = 211.19
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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.