Finding the Fourth Proportional to 126,635.46, 189,469.58 and 110,723.00
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Solution
The fourth proportional to 126,635.46, 189,469.58 and 110,723.00 is: 165,661.65
Step by Step Solution
- Step 1: Write the proportion equation
126,635.46 : 189,469.58 = 110,723.00 : x - Step 2: Convert to fraction form
126,635.46/189,469.58 = 110,723.00/x - Step 3: Cross multiply
126,635.46x = 189,469.58 × 110,723.00 - Step 4: Simplify right side
126,635.46x = 20,978,638,805.38 - Step 5: Solve for x
x = 20,978,638,805.38/126,635.46 - Step 6: Final answer
x = 165,661.65
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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.