Finding the Fourth Proportional to 224.19, 336.15 and 108.63
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Solution
The fourth proportional to 224.19, 336.15 and 108.63 is: 162.88
Step by Step Solution
- Step 1: Write the proportion equation
224.19 : 336.15 = 108.63 : x - Step 2: Convert to fraction form
224.19/336.15 = 108.63/x - Step 3: Cross multiply
224.19x = 336.15 × 108.63 - Step 4: Simplify right side
224.19x = 36,515.97 - Step 5: Solve for x
x = 36,515.97/224.19 - Step 6: Final answer
x = 162.88
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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.