Finding the Fourth Proportional to 80,834.11, 121,251.18 and 24,674.53
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Solution
The fourth proportional to 80,834.11, 121,251.18 and 24,674.53 is: 37,011.80
Step by Step Solution
- Step 1: Write the proportion equation
80,834.11 : 121,251.18 = 24,674.53 : x - Step 2: Convert to fraction form
80,834.11/121,251.18 = 24,674.53/x - Step 3: Cross multiply
80,834.11x = 121,251.18 × 24,674.53 - Step 4: Simplify right side
80,834.11x = 2,991,815,878.45 - Step 5: Solve for x
x = 2,991,815,878.45/80,834.11 - Step 6: Final answer
x = 37,011.80
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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.