Finding the Fourth Proportional to 141.19, 194.99 and 97.05
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Solution
The fourth proportional to 141.19, 194.99 and 97.05 is: 134.03
Step by Step Solution
- Step 1: Write the proportion equation
141.19 : 194.99 = 97.05 : x - Step 2: Convert to fraction form
141.19/194.99 = 97.05/x - Step 3: Cross multiply
141.19x = 194.99 × 97.05 - Step 4: Simplify right side
141.19x = 18,923.05 - Step 5: Solve for x
x = 18,923.05/141.19 - Step 6: Final answer
x = 134.03
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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.