Finding the Fourth Proportional to 224.44, 309.58 and 159.08
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Solution
The fourth proportional to 224.44, 309.58 and 159.08 is: 219.43
Step by Step Solution
- Step 1: Write the proportion equation
224.44 : 309.58 = 159.08 : x - Step 2: Convert to fraction form
224.44/309.58 = 159.08/x - Step 3: Cross multiply
224.44x = 309.58 × 159.08 - Step 4: Simplify right side
224.44x = 49,247.99 - Step 5: Solve for x
x = 49,247.99/224.44 - Step 6: Final answer
x = 219.43
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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.