Finding the Fourth Proportional to 367.67, 551.56 and 124.13
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Solution
The fourth proportional to 367.67, 551.56 and 124.13 is: 186.22
Step by Step Solution
- Step 1: Write the proportion equation
367.67 : 551.56 = 124.13 : x - Step 2: Convert to fraction form
367.67/551.56 = 124.13/x - Step 3: Cross multiply
367.67x = 551.56 × 124.13 - Step 4: Simplify right side
367.67x = 68,466.44 - Step 5: Solve for x
x = 68,466.44/367.67 - Step 6: Final answer
x = 186.22
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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.