Finding the Fourth Proportional to 189,835.13, 284,769.09 and 49,593.75
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Solution
The fourth proportional to 189,835.13, 284,769.09 and 49,593.75 is: 74,394.91
Step by Step Solution
- Step 1: Write the proportion equation
189,835.13 : 284,769.09 = 49,593.75 : x - Step 2: Convert to fraction form
189,835.13/284,769.09 = 49,593.75/x - Step 3: Cross multiply
189,835.13x = 284,769.09 × 49,593.75 - Step 4: Simplify right side
189,835.13x = 14,122,767,057.19 - Step 5: Solve for x
x = 14,122,767,057.19/189,835.13 - Step 6: Final answer
x = 74,394.91
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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.