Finding the Fourth Proportional to 252.05, 377.73 and 115
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Solution
The fourth proportional to 252.05, 377.73 and 115 is: 172.34
Step by Step Solution
- Step 1: Write the proportion equation
252.05 : 377.73 = 115 : x - Step 2: Convert to fraction form
252.05/377.73 = 115/x - Step 3: Cross multiply
252.05x = 377.73 × 115 - Step 4: Simplify right side
252.05x = 43,438.95 - Step 5: Solve for x
x = 43,438.95/252.05 - Step 6: Final answer
x = 172.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.