Finding the Fourth Proportional to 252.19, 377.95 and 97.96
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Solution
The fourth proportional to 252.19, 377.95 and 97.96 is: 146.81
Step by Step Solution
- Step 1: Write the proportion equation
252.19 : 377.95 = 97.96 : x - Step 2: Convert to fraction form
252.19/377.95 = 97.96/x - Step 3: Cross multiply
252.19x = 377.95 × 97.96 - Step 4: Simplify right side
252.19x = 37,023.98 - Step 5: Solve for x
x = 37,023.98/252.19 - Step 6: Final answer
x = 146.81
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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.