Finding the Fourth Proportional to 226.07, 339.09 and 63.74
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Solution
The fourth proportional to 226.07, 339.09 and 63.74 is: 95.61
Step by Step Solution
- Step 1: Write the proportion equation
226.07 : 339.09 = 63.74 : x - Step 2: Convert to fraction form
226.07/339.09 = 63.74/x - Step 3: Cross multiply
226.07x = 339.09 × 63.74 - Step 4: Simplify right side
226.07x = 21,614.21 - Step 5: Solve for x
x = 21,614.21/226.07 - Step 6: Final answer
x = 95.61
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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.