Finding the Fourth Proportional to 69,863.14, 104,724.63 and 32,449.48
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Solution
The fourth proportional to 69,863.14, 104,724.63 and 32,449.48 is: 48,641.68
Step by Step Solution
- Step 1: Write the proportion equation
69,863.14 : 104,724.63 = 32,449.48 : x - Step 2: Convert to fraction form
69,863.14/104,724.63 = 32,449.48/x - Step 3: Cross multiply
69,863.14x = 104,724.63 × 32,449.48 - Step 4: Simplify right side
69,863.14x = 3,398,260,205.22 - Step 5: Solve for x
x = 3,398,260,205.22/69,863.14 - Step 6: Final answer
x = 48,641.68
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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.