Finding the Fourth Proportional to 232.65, 349.20 and 110.99
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Solution
The fourth proportional to 232.65, 349.20 and 110.99 is: 166.60
Step by Step Solution
- Step 1: Write the proportion equation
232.65 : 349.20 = 110.99 : x - Step 2: Convert to fraction form
232.65/349.20 = 110.99/x - Step 3: Cross multiply
232.65x = 349.20 × 110.99 - Step 4: Simplify right side
232.65x = 38,758.58 - Step 5: Solve for x
x = 38,758.58/232.65 - Step 6: Final answer
x = 166.60
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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.