Finding the Fourth Proportional to 108,471.99, 162,707.04 and 29,586.09
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Solution
The fourth proportional to 108,471.99, 162,707.04 and 29,586.09 is: 44,378.88
Step by Step Solution
- Step 1: Write the proportion equation
108,471.99 : 162,707.04 = 29,586.09 : x - Step 2: Convert to fraction form
108,471.99/162,707.04 = 29,586.09/x - Step 3: Cross multiply
108,471.99x = 162,707.04 × 29,586.09 - Step 4: Simplify right side
108,471.99x = 4,813,865,129.07 - Step 5: Solve for x
x = 4,813,865,129.07/108,471.99 - Step 6: Final answer
x = 44,378.88
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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.