Finding the Fourth Proportional to 132,283.59, 198,367.97 and 48,015.75
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Solution
The fourth proportional to 132,283.59, 198,367.97 and 48,015.75 is: 72,002.78
Step by Step Solution
- Step 1: Write the proportion equation
132,283.59 : 198,367.97 = 48,015.75 : x - Step 2: Convert to fraction form
132,283.59/198,367.97 = 48,015.75/x - Step 3: Cross multiply
132,283.59x = 198,367.97 × 48,015.75 - Step 4: Simplify right side
132,283.59x = 9,524,785,623.61 - Step 5: Solve for x
x = 9,524,785,623.61/132,283.59 - Step 6: Final answer
x = 72,002.78
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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.