Finding the Fourth Proportional to 80,148.24, 120,230.37 and 27,550.80
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Solution
The fourth proportional to 80,148.24, 120,230.37 and 27,550.80 is: 41,328.95
Step by Step Solution
- Step 1: Write the proportion equation
80,148.24 : 120,230.37 = 27,550.80 : x - Step 2: Convert to fraction form
80,148.24/120,230.37 = 27,550.80/x - Step 3: Cross multiply
80,148.24x = 120,230.37 × 27,550.80 - Step 4: Simplify right side
80,148.24x = 3,312,442,877.80 - Step 5: Solve for x
x = 3,312,442,877.80/80,148.24 - Step 6: Final answer
x = 41,328.95
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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.