Finding the Fourth Proportional to 189,236.43, 283,909.44 and 56,119.89
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Solution
The fourth proportional to 189,236.43, 283,909.44 and 56,119.89 is: 84,196.09
Step by Step Solution
- Step 1: Write the proportion equation
189,236.43 : 283,909.44 = 56,119.89 : x - Step 2: Convert to fraction form
189,236.43/283,909.44 = 56,119.89/x - Step 3: Cross multiply
189,236.43x = 283,909.44 × 56,119.89 - Step 4: Simplify right side
189,236.43x = 15,932,967,112.24 - Step 5: Solve for x
x = 15,932,967,112.24/189,236.43 - Step 6: Final answer
x = 84,196.09
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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.