Finding the Fourth Proportional to 226,520.93, 339,782.48 and 68,750.75
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Solution
The fourth proportional to 226,520.93, 339,782.48 and 68,750.75 is: 103,126.45
Step by Step Solution
- Step 1: Write the proportion equation
226,520.93 : 339,782.48 = 68,750.75 : x - Step 2: Convert to fraction form
226,520.93/339,782.48 = 68,750.75/x - Step 3: Cross multiply
226,520.93x = 339,782.48 × 68,750.75 - Step 4: Simplify right side
226,520.93x = 23,360,300,336.86 - Step 5: Solve for x
x = 23,360,300,336.86/226,520.93 - Step 6: Final answer
x = 103,126.45
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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.