Finding the Fourth Proportional to 94.41, 141.51 and 58.29
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Solution
The fourth proportional to 94.41, 141.51 and 58.29 is: 87.37
Step by Step Solution
- Step 1: Write the proportion equation
94.41 : 141.51 = 58.29 : x - Step 2: Convert to fraction form
94.41/141.51 = 58.29/x - Step 3: Cross multiply
94.41x = 141.51 × 58.29 - Step 4: Simplify right side
94.41x = 8,248.62 - Step 5: Solve for x
x = 8,248.62/94.41 - Step 6: Final answer
x = 87.37
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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.