Finding the Fourth Proportional to 79,471.53, 119,207.30 and 29,550.52
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Solution
The fourth proportional to 79,471.53, 119,207.30 and 29,550.52 is: 44,325.78
Step by Step Solution
- Step 1: Write the proportion equation
79,471.53 : 119,207.30 = 29,550.52 : x - Step 2: Convert to fraction form
79,471.53/119,207.30 = 29,550.52/x - Step 3: Cross multiply
79,471.53x = 119,207.30 × 29,550.52 - Step 4: Simplify right side
79,471.53x = 3,522,637,704.05 - Step 5: Solve for x
x = 3,522,637,704.05/79,471.53 - Step 6: Final answer
x = 44,325.78
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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.