Finding the Fourth Proportional to 269,586.75, 404,344.99 and 80,043.31
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Solution
The fourth proportional to 269,586.75, 404,344.99 and 80,043.31 is: 120,054.53
Step by Step Solution
- Step 1: Write the proportion equation
269,586.75 : 404,344.99 = 80,043.31 : x - Step 2: Convert to fraction form
269,586.75/404,344.99 = 80,043.31/x - Step 3: Cross multiply
269,586.75x = 404,344.99 × 80,043.31 - Step 4: Simplify right side
269,586.75x = 32,365,110,370.65 - Step 5: Solve for x
x = 32,365,110,370.65/269,586.75 - Step 6: Final answer
x = 120,054.53
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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.