Finding the Fourth Proportional to 226,578.24, 339,867.90 and 68,807.88
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Solution
The fourth proportional to 226,578.24, 339,867.90 and 68,807.88 is: 103,211.98
Step by Step Solution
- Step 1: Write the proportion equation
226,578.24 : 339,867.90 = 68,807.88 : x - Step 2: Convert to fraction form
226,578.24/339,867.90 = 68,807.88/x - Step 3: Cross multiply
226,578.24x = 339,867.90 × 68,807.88 - Step 4: Simplify right side
226,578.24x = 23,385,589,679.05 - Step 5: Solve for x
x = 23,385,589,679.05/226,578.24 - Step 6: Final answer
x = 103,211.98
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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.