Finding the Fourth Proportional to 80,859.43, 121,306.99 and 24,703.92
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Solution
The fourth proportional to 80,859.43, 121,306.99 and 24,703.92 is: 37,061.33
Step by Step Solution
- Step 1: Write the proportion equation
80,859.43 : 121,306.99 = 24,703.92 : x - Step 2: Convert to fraction form
80,859.43/121,306.99 = 24,703.92/x - Step 3: Cross multiply
80,859.43x = 121,306.99 × 24,703.92 - Step 4: Simplify right side
80,859.43x = 2,996,757,986.81 - Step 5: Solve for x
x = 2,996,757,986.81/80,859.43 - Step 6: Final answer
x = 37,061.33
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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.