Finding the Fourth Proportional to 141.99, 195.99 and 110.85
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Solution
The fourth proportional to 141.99, 195.99 and 110.85 is: 153.01
Step by Step Solution
- Step 1: Write the proportion equation
141.99 : 195.99 = 110.85 : x - Step 2: Convert to fraction form
141.99/195.99 = 110.85/x - Step 3: Cross multiply
141.99x = 195.99 × 110.85 - Step 4: Simplify right side
141.99x = 21,725.49 - Step 5: Solve for x
x = 21,725.49/141.99 - Step 6: Final answer
x = 153.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.