Finding the Fourth Proportional to 232.98, 349.17 and 129.99
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Solution
The fourth proportional to 232.98, 349.17 and 129.99 is: 194.82
Step by Step Solution
- Step 1: Write the proportion equation
232.98 : 349.17 = 129.99 : x - Step 2: Convert to fraction form
232.98/349.17 = 129.99/x - Step 3: Cross multiply
232.98x = 349.17 × 129.99 - Step 4: Simplify right side
232.98x = 45,388.61 - Step 5: Solve for x
x = 45,388.61/232.98 - Step 6: Final answer
x = 194.82
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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.