Finding the Fourth Proportional to 181.95, 272.92 and 44.99
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Solution
The fourth proportional to 181.95, 272.92 and 44.99 is: 67.49
Step by Step Solution
- Step 1: Write the proportion equation
181.95 : 272.92 = 44.99 : x - Step 2: Convert to fraction form
181.95/272.92 = 44.99/x - Step 3: Cross multiply
181.95x = 272.92 × 44.99 - Step 4: Simplify right side
181.95x = 12,278.94 - Step 5: Solve for x
x = 12,278.94/181.95 - Step 6: Final answer
x = 67.49
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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.