Finding the Fourth Proportional to 132,229.47, 198,342.84 and 32,390.19
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Solution
The fourth proportional to 132,229.47, 198,342.84 and 32,390.19 is: 48,584.95
Step by Step Solution
- Step 1: Write the proportion equation
132,229.47 : 198,342.84 = 32,390.19 : x - Step 2: Convert to fraction form
132,229.47/198,342.84 = 32,390.19/x - Step 3: Cross multiply
132,229.47x = 198,342.84 × 32,390.19 - Step 4: Simplify right side
132,229.47x = 6,424,362,394.20 - Step 5: Solve for x
x = 6,424,362,394.20/132,229.47 - Step 6: Final answer
x = 48,584.95
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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.