Finding the Fourth Proportional to 369.26, 554.11 and 125.96
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Solution
The fourth proportional to 369.26, 554.11 and 125.96 is: 189.01
Step by Step Solution
- Step 1: Write the proportion equation
369.26 : 554.11 = 125.96 : x - Step 2: Convert to fraction form
369.26/554.11 = 125.96/x - Step 3: Cross multiply
369.26x = 554.11 × 125.96 - Step 4: Simplify right side
369.26x = 69,792.61 - Step 5: Solve for x
x = 69,792.61/369.26 - Step 6: Final answer
x = 189.01
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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.