Finding the Fourth Proportional to 226.09, 339.08 and 71.99
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Solution
The fourth proportional to 226.09, 339.08 and 71.99 is: 107.96
Step by Step Solution
- Step 1: Write the proportion equation
226.09 : 339.08 = 71.99 : x - Step 2: Convert to fraction form
226.09/339.08 = 71.99/x - Step 3: Cross multiply
226.09x = 339.08 × 71.99 - Step 4: Simplify right side
226.09x = 24,408.67 - Step 5: Solve for x
x = 24,408.67/226.09 - Step 6: Final answer
x = 107.96
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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.