Finding the Fourth Proportional to 226.13, 339.19 and 97.88
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Solution
The fourth proportional to 226.13, 339.19 and 97.88 is: 146.81
Step by Step Solution
- Step 1: Write the proportion equation
226.13 : 339.19 = 97.88 : x - Step 2: Convert to fraction form
226.13/339.19 = 97.88/x - Step 3: Cross multiply
226.13x = 339.19 × 97.88 - Step 4: Simplify right side
226.13x = 33,197.98 - Step 5: Solve for x
x = 33,197.98/226.13 - Step 6: Final answer
x = 146.81
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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.