Finding the Fourth Proportional to 126,263.34, 189,396.23 and 32,769.09
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Solution
The fourth proportional to 126,263.34, 189,396.23 and 32,769.09 is: 49,153.95
Step by Step Solution
- Step 1: Write the proportion equation
126,263.34 : 189,396.23 = 32,769.09 : x - Step 2: Convert to fraction form
126,263.34/189,396.23 = 32,769.09/x - Step 3: Cross multiply
126,263.34x = 189,396.23 × 32,769.09 - Step 4: Simplify right side
126,263.34x = 6,206,341,942.69 - Step 5: Solve for x
x = 6,206,341,942.69/126,263.34 - Step 6: Final answer
x = 49,153.95
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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.