Finding the Fourth Proportional to 112,380.77, 168,604.98 and 33,494.99
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Solution
The fourth proportional to 112,380.77, 168,604.98 and 33,494.99 is: 50,252.56
Step by Step Solution
- Step 1: Write the proportion equation
112,380.77 : 168,604.98 = 33,494.99 : x - Step 2: Convert to fraction form
112,380.77/168,604.98 = 33,494.99/x - Step 3: Cross multiply
112,380.77x = 168,604.98 × 33,494.99 - Step 4: Simplify right side
112,380.77x = 5,647,421,150.42 - Step 5: Solve for x
x = 5,647,421,150.42/112,380.77 - Step 6: Final answer
x = 50,252.56
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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.