Finding the Fourth Proportional to 80,451.08, 120,696.12 and 24,287.84
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Solution
The fourth proportional to 80,451.08, 120,696.12 and 24,287.84 is: 36,437.64
Step by Step Solution
- Step 1: Write the proportion equation
80,451.08 : 120,696.12 = 24,287.84 : x - Step 2: Convert to fraction form
80,451.08/120,696.12 = 24,287.84/x - Step 3: Cross multiply
80,451.08x = 120,696.12 × 24,287.84 - Step 4: Simplify right side
80,451.08x = 2,931,447,447.70 - Step 5: Solve for x
x = 2,931,447,447.70/80,451.08 - Step 6: Final answer
x = 36,437.64
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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.