Finding the Fourth Proportional to 189,165.97, 283,700.52 and 56,015.09
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Solution
The fourth proportional to 189,165.97, 283,700.52 and 56,015.09 is: 84,008.29
Step by Step Solution
- Step 1: Write the proportion equation
189,165.97 : 283,700.52 = 56,015.09 : x - Step 2: Convert to fraction form
189,165.97/283,700.52 = 56,015.09/x - Step 3: Cross multiply
189,165.97x = 283,700.52 × 56,015.09 - Step 4: Simplify right side
189,165.97x = 15,891,510,160.85 - Step 5: Solve for x
x = 15,891,510,160.85/189,165.97 - Step 6: Final answer
x = 84,008.29
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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.