Finding the Fourth Proportional to 189,591.68, 284,440.71 and 82,984.97
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Solution
The fourth proportional to 189,591.68, 284,440.71 and 82,984.97 is: 124,500.74
Step by Step Solution
- Step 1: Write the proportion equation
189,591.68 : 284,440.71 = 82,984.97 : x - Step 2: Convert to fraction form
189,591.68/284,440.71 = 82,984.97/x - Step 3: Cross multiply
189,591.68x = 284,440.71 × 82,984.97 - Step 4: Simplify right side
189,591.68x = 23,604,303,786.13 - Step 5: Solve for x
x = 23,604,303,786.13/189,591.68 - Step 6: Final answer
x = 124,500.74
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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.