Finding the Fourth Proportional to 71,238.96, 106,858.53 and 24,491.84
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Solution
The fourth proportional to 71,238.96, 106,858.53 and 24,491.84 is: 36,737.78
Step by Step Solution
- Step 1: Write the proportion equation
71,238.96 : 106,858.53 = 24,491.84 : x - Step 2: Convert to fraction form
71,238.96/106,858.53 = 24,491.84/x - Step 3: Cross multiply
71,238.96x = 106,858.53 × 24,491.84 - Step 4: Simplify right side
71,238.96x = 2,617,161,485.10 - Step 5: Solve for x
x = 2,617,161,485.10/71,238.96 - Step 6: Final answer
x = 36,737.78
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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.