Finding the Fourth Proportional to 189,116.46, 283,716.20 and 56,007.14
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Solution
The fourth proportional to 189,116.46, 283,716.20 and 56,007.14 is: 84,022.99
Step by Step Solution
- Step 1: Write the proportion equation
189,116.46 : 283,716.20 = 56,007.14 : x - Step 2: Convert to fraction form
189,116.46/283,716.20 = 56,007.14/x - Step 3: Cross multiply
189,116.46x = 283,716.20 × 56,007.14 - Step 4: Simplify right side
189,116.46x = 15,890,131,235.05 - Step 5: Solve for x
x = 15,890,131,235.05/189,116.46 - Step 6: Final answer
x = 84,022.99
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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.