Finding the Fourth Proportional to 192,586.79, 288,723.66 and 80,350.62
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Solution
The fourth proportional to 192,586.79, 288,723.66 and 80,350.62 is: 120,460.63
Step by Step Solution
- Step 1: Write the proportion equation
192,586.79 : 288,723.66 = 80,350.62 : x - Step 2: Convert to fraction form
192,586.79/288,723.66 = 80,350.62/x - Step 3: Cross multiply
192,586.79x = 288,723.66 × 80,350.62 - Step 4: Simplify right side
192,586.79x = 23,199,125,089.67 - Step 5: Solve for x
x = 23,199,125,089.67/192,586.79 - Step 6: Final answer
x = 120,460.63
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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.