Finding the Fourth Proportional to 252.06, 378 and 114.99
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Solution
The fourth proportional to 252.06, 378 and 114.99 is: 172.44
Step by Step Solution
- Step 1: Write the proportion equation
252.06 : 378 = 114.99 : x - Step 2: Convert to fraction form
252.06/378 = 114.99/x - Step 3: Cross multiply
252.06x = 378 × 114.99 - Step 4: Simplify right side
252.06x = 43,466.22 - Step 5: Solve for x
x = 43,466.22/252.06 - Step 6: Final answer
x = 172.44
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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.