Finding the Fourth Proportional to 83,644.08, 125,471.90 and 33,724.62
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Solution
The fourth proportional to 83,644.08, 125,471.90 and 33,724.62 is: 50,589.26
Step by Step Solution
- Step 1: Write the proportion equation
83,644.08 : 125,471.90 = 33,724.62 : x - Step 2: Convert to fraction form
83,644.08/125,471.90 = 33,724.62/x - Step 3: Cross multiply
83,644.08x = 125,471.90 × 33,724.62 - Step 4: Simplify right side
83,644.08x = 4,231,492,232.49 - Step 5: Solve for x
x = 4,231,492,232.49/83,644.08 - Step 6: Final answer
x = 50,589.26
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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.