Finding the Fourth Proportional to 132,063.75, 198,124.79 and 48,957.75
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Solution
The fourth proportional to 132,063.75, 198,124.79 and 48,957.75 is: 73,447.43
Step by Step Solution
- Step 1: Write the proportion equation
132,063.75 : 198,124.79 = 48,957.75 : x - Step 2: Convert to fraction form
132,063.75/198,124.79 = 48,957.75/x - Step 3: Cross multiply
132,063.75x = 198,124.79 × 48,957.75 - Step 4: Simplify right side
132,063.75x = 9,699,743,692.83 - Step 5: Solve for x
x = 9,699,743,692.83/132,063.75 - Step 6: Final answer
x = 73,447.43
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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.