Finding the Fourth Proportional to 273,601.18, 410,464.95 and 86,612.68
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Solution
The fourth proportional to 273,601.18, 410,464.95 and 86,612.68 is: 129,939.02
Step by Step Solution
- Step 1: Write the proportion equation
273,601.18 : 410,464.95 = 86,612.68 : x - Step 2: Convert to fraction form
273,601.18/410,464.95 = 86,612.68/x - Step 3: Cross multiply
273,601.18x = 410,464.95 × 86,612.68 - Step 4: Simplify right side
273,601.18x = 35,551,469,365.57 - Step 5: Solve for x
x = 35,551,469,365.57/273,601.18 - Step 6: Final answer
x = 129,939.02
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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.