Finding the Fourth Proportional to 94.14, 141.17 and 40.01
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Solution
The fourth proportional to 94.14, 141.17 and 40.01 is: 59.99
Step by Step Solution
- Step 1: Write the proportion equation
94.14 : 141.17 = 40.01 : x - Step 2: Convert to fraction form
94.14/141.17 = 40.01/x - Step 3: Cross multiply
94.14x = 141.17 × 40.01 - Step 4: Simplify right side
94.14x = 5,647.31 - Step 5: Solve for x
x = 5,647.31/94.14 - Step 6: Final answer
x = 59.99
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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.