Finding the Fourth Proportional to 204,201.28, 306,277.60 and 54,452.80
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Solution
The fourth proportional to 204,201.28, 306,277.60 and 54,452.80 is: 81,672.71
Step by Step Solution
- Step 1: Write the proportion equation
204,201.28 : 306,277.60 = 54,452.80 : x - Step 2: Convert to fraction form
204,201.28/306,277.60 = 54,452.80/x - Step 3: Cross multiply
204,201.28x = 306,277.60 × 54,452.80 - Step 4: Simplify right side
204,201.28x = 16,677,672,897.28 - Step 5: Solve for x
x = 16,677,672,897.28/204,201.28 - Step 6: Final answer
x = 81,672.71
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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.