Finding the Fourth Proportional to 80,173.22, 120,225.99 and 24,021.31
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Solution
The fourth proportional to 80,173.22, 120,225.99 and 24,021.31 is: 36,021.83
Step by Step Solution
- Step 1: Write the proportion equation
80,173.22 : 120,225.99 = 24,021.31 : x - Step 2: Convert to fraction form
80,173.22/120,225.99 = 24,021.31/x - Step 3: Cross multiply
80,173.22x = 120,225.99 × 24,021.31 - Step 4: Simplify right side
80,173.22x = 2,887,985,775.85 - Step 5: Solve for x
x = 2,887,985,775.85/80,173.22 - Step 6: Final answer
x = 36,021.83
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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.