Finding the Fourth Proportional to 186,677.44, 280,132.88 and 75,869.44
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Solution
The fourth proportional to 186,677.44, 280,132.88 and 75,869.44 is: 113,851.60
Step by Step Solution
- Step 1: Write the proportion equation
186,677.44 : 280,132.88 = 75,869.44 : x - Step 2: Convert to fraction form
186,677.44/280,132.88 = 75,869.44/x - Step 3: Cross multiply
186,677.44x = 280,132.88 × 75,869.44 - Step 4: Simplify right side
186,677.44x = 21,253,524,731.19 - Step 5: Solve for x
x = 21,253,524,731.19/186,677.44 - Step 6: Final answer
x = 113,851.60
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1.5x scale
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.