Finding the Fourth Proportional to 94.36, 141.44 and 58.26
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Solution
The fourth proportional to 94.36, 141.44 and 58.26 is: 87.33
Step by Step Solution
- Step 1: Write the proportion equation
94.36 : 141.44 = 58.26 : x - Step 2: Convert to fraction form
94.36/141.44 = 58.26/x - Step 3: Cross multiply
94.36x = 141.44 × 58.26 - Step 4: Simplify right side
94.36x = 8,240.29 - Step 5: Solve for x
x = 8,240.29/94.36 - Step 6: Final answer
x = 87.33
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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.