Finding the Fourth Proportional to 66,819.14, 100,229.92 and 24,122.84
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Solution
The fourth proportional to 66,819.14, 100,229.92 and 24,122.84 is: 36,184.70
Step by Step Solution
- Step 1: Write the proportion equation
66,819.14 : 100,229.92 = 24,122.84 : x - Step 2: Convert to fraction form
66,819.14/100,229.92 = 24,122.84/x - Step 3: Cross multiply
66,819.14x = 100,229.92 × 24,122.84 - Step 4: Simplify right side
66,819.14x = 2,417,830,323.37 - Step 5: Solve for x
x = 2,417,830,323.37/66,819.14 - Step 6: Final answer
x = 36,184.70
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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.