Finding the Fourth Proportional to 80,884.49, 121,327.02 and 24,724.37
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Solution
The fourth proportional to 80,884.49, 121,327.02 and 24,724.37 is: 37,086.65
Step by Step Solution
- Step 1: Write the proportion equation
80,884.49 : 121,327.02 = 24,724.37 : x - Step 2: Convert to fraction form
80,884.49/121,327.02 = 24,724.37/x - Step 3: Cross multiply
80,884.49x = 121,327.02 × 24,724.37 - Step 4: Simplify right side
80,884.49x = 2,999,734,436.79 - Step 5: Solve for x
x = 2,999,734,436.79/80,884.49 - Step 6: Final answer
x = 37,086.65
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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.