Finding the Fourth Proportional to 111,748.05, 167,527.58 and 48,520.44
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Solution
The fourth proportional to 111,748.05, 167,527.58 and 48,520.44 is: 72,739.63
Step by Step Solution
- Step 1: Write the proportion equation
111,748.05 : 167,527.58 = 48,520.44 : x - Step 2: Convert to fraction form
111,748.05/167,527.58 = 48,520.44/x - Step 3: Cross multiply
111,748.05x = 167,527.58 × 48,520.44 - Step 4: Simplify right side
111,748.05x = 8,128,511,651.13 - Step 5: Solve for x
x = 8,128,511,651.13/111,748.05 - Step 6: Final answer
x = 72,739.63
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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.