Finding the Fourth Proportional to 67,244.11, 100,836.99 and 22,858.94
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Solution
The fourth proportional to 67,244.11, 100,836.99 and 22,858.94 is: 34,278.50
Step by Step Solution
- Step 1: Write the proportion equation
67,244.11 : 100,836.99 = 22,858.94 : x - Step 2: Convert to fraction form
67,244.11/100,836.99 = 22,858.94/x - Step 3: Cross multiply
67,244.11x = 100,836.99 × 22,858.94 - Step 4: Simplify right side
67,244.11x = 2,305,026,956.28 - Step 5: Solve for x
x = 2,305,026,956.28/67,244.11 - Step 6: Final answer
x = 34,278.50
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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.