Finding the Fourth Proportional to 132,863.62, 199,323.84 and 48,623.50
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Solution
The fourth proportional to 132,863.62, 199,323.84 and 48,623.50 is: 72,945.65
Step by Step Solution
- Step 1: Write the proportion equation
132,863.62 : 199,323.84 = 48,623.50 : x - Step 2: Convert to fraction form
132,863.62/199,323.84 = 48,623.50/x - Step 3: Cross multiply
132,863.62x = 199,323.84 × 48,623.50 - Step 4: Simplify right side
132,863.62x = 9,691,822,734.24 - Step 5: Solve for x
x = 9,691,822,734.24/132,863.62 - Step 6: Final answer
x = 72,945.65
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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.