Finding the Fourth Proportional to 223.12, 334.68 and 185.04
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Solution
The fourth proportional to 223.12, 334.68 and 185.04 is: 277.56
Step by Step Solution
- Step 1: Write the proportion equation
223.12 : 334.68 = 185.04 : x - Step 2: Convert to fraction form
223.12/334.68 = 185.04/x - Step 3: Cross multiply
223.12x = 334.68 × 185.04 - Step 4: Simplify right side
223.12x = 61,929.19 - Step 5: Solve for x
x = 61,929.19/223.12 - Step 6: Final answer
x = 277.56
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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.