Finding the Fourth Proportional to 226,540.70, 339,724.65 and 68,716.70
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Solution
The fourth proportional to 226,540.70, 339,724.65 and 68,716.70 is: 103,048.84
Step by Step Solution
- Step 1: Write the proportion equation
226,540.70 : 339,724.65 = 68,716.70 : x - Step 2: Convert to fraction form
226,540.70/339,724.65 = 68,716.70/x - Step 3: Cross multiply
226,540.70x = 339,724.65 × 68,716.70 - Step 4: Simplify right side
226,540.70x = 23,344,756,856.66 - Step 5: Solve for x
x = 23,344,756,856.66/226,540.70 - Step 6: Final answer
x = 103,048.84
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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.