Finding the Fourth Proportional to 226,518.88, 339,791.28 and 68,752.48
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Solution
The fourth proportional to 226,518.88, 339,791.28 and 68,752.48 is: 103,132.65
Step by Step Solution
- Step 1: Write the proportion equation
226,518.88 : 339,791.28 = 68,752.48 : x - Step 2: Convert to fraction form
226,518.88/339,791.28 = 68,752.48/x - Step 3: Cross multiply
226,518.88x = 339,791.28 × 68,752.48 - Step 4: Simplify right side
226,518.88x = 23,361,493,182.37 - Step 5: Solve for x
x = 23,361,493,182.37/226,518.88 - Step 6: Final answer
x = 103,132.65
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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.