Finding the Fourth Proportional to 80,370.38, 110,910.96 and 44,559.48
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Solution
The fourth proportional to 80,370.38, 110,910.96 and 44,559.48 is: 61,491.99
Step by Step Solution
- Step 1: Write the proportion equation
80,370.38 : 110,910.96 = 44,559.48 : x - Step 2: Convert to fraction form
80,370.38/110,910.96 = 44,559.48/x - Step 3: Cross multiply
80,370.38x = 110,910.96 × 44,559.48 - Step 4: Simplify right side
80,370.38x = 4,942,134,703.90 - Step 5: Solve for x
x = 4,942,134,703.90/80,370.38 - Step 6: Final answer
x = 61,491.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.