Finding the Fourth Proportional to 232.75, 348.99 and 145.96
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Solution
The fourth proportional to 232.75, 348.99 and 145.96 is: 218.86
Step by Step Solution
- Step 1: Write the proportion equation
232.75 : 348.99 = 145.96 : x - Step 2: Convert to fraction form
232.75/348.99 = 145.96/x - Step 3: Cross multiply
232.75x = 348.99 × 145.96 - Step 4: Simplify right side
232.75x = 50,938.58 - Step 5: Solve for x
x = 50,938.58/232.75 - Step 6: Final answer
x = 218.86
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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.