Finding the Fourth Proportional to 189,529.23, 284,292.45 and 77,183.04
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Solution
The fourth proportional to 189,529.23, 284,292.45 and 77,183.04 is: 115,773.99
Step by Step Solution
- Step 1: Write the proportion equation
189,529.23 : 284,292.45 = 77,183.04 : x - Step 2: Convert to fraction form
189,529.23/284,292.45 = 77,183.04/x - Step 3: Cross multiply
189,529.23x = 284,292.45 × 77,183.04 - Step 4: Simplify right side
189,529.23x = 21,942,555,540.05 - Step 5: Solve for x
x = 21,942,555,540.05/189,529.23 - Step 6: Final answer
x = 115,773.99
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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.