Finding the Fourth Proportional to 224.69, 310.08 and 126.44
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Solution
The fourth proportional to 224.69, 310.08 and 126.44 is: 174.50
Step by Step Solution
- Step 1: Write the proportion equation
224.69 : 310.08 = 126.44 : x - Step 2: Convert to fraction form
224.69/310.08 = 126.44/x - Step 3: Cross multiply
224.69x = 310.08 × 126.44 - Step 4: Simplify right side
224.69x = 39,207.63 - Step 5: Solve for x
x = 39,207.63/224.69 - Step 6: Final answer
x = 174.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.