Finding the Fourth Proportional to 80,277.68, 120,440.28 and 27,692.48
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Solution
The fourth proportional to 80,277.68, 120,440.28 and 27,692.48 is: 41,546.92
Step by Step Solution
- Step 1: Write the proportion equation
80,277.68 : 120,440.28 = 27,692.48 : x - Step 2: Convert to fraction form
80,277.68/120,440.28 = 27,692.48/x - Step 3: Cross multiply
80,277.68x = 120,440.28 × 27,692.48 - Step 4: Simplify right side
80,277.68x = 3,335,290,045.09 - Step 5: Solve for x
x = 3,335,290,045.09/80,277.68 - Step 6: Final answer
x = 41,546.92
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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.