Finding the Fourth Proportional to 226,558.93, 339,816.42 and 68,788.75
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Solution
The fourth proportional to 226,558.93, 339,816.42 and 68,788.75 is: 103,176.45
Step by Step Solution
- Step 1: Write the proportion equation
226,558.93 : 339,816.42 = 68,788.75 : x - Step 2: Convert to fraction form
226,558.93/339,816.42 = 68,788.75/x - Step 3: Cross multiply
226,558.93x = 339,816.42 × 68,788.75 - Step 4: Simplify right side
226,558.93x = 23,375,546,761.28 - Step 5: Solve for x
x = 23,375,546,761.28/226,558.93 - Step 6: Final answer
x = 103,176.45
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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.