Finding the Fourth Proportional to 181.95, 272.19 and 135.99
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Solution
The fourth proportional to 181.95, 272.19 and 135.99 is: 203.44
Step by Step Solution
- Step 1: Write the proportion equation
181.95 : 272.19 = 135.99 : x - Step 2: Convert to fraction form
181.95/272.19 = 135.99/x - Step 3: Cross multiply
181.95x = 272.19 × 135.99 - Step 4: Simplify right side
181.95x = 37,015.12 - Step 5: Solve for x
x = 37,015.12/181.95 - Step 6: Final answer
x = 203.44
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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.