Finding the Fourth Proportional to 126,380.09, 174,324.43 and 96,099.02
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Solution
The fourth proportional to 126,380.09, 174,324.43 and 96,099.02 is: 132,555.75
Step by Step Solution
- Step 1: Write the proportion equation
126,380.09 : 174,324.43 = 96,099.02 : x - Step 2: Convert to fraction form
126,380.09/174,324.43 = 96,099.02/x - Step 3: Cross multiply
126,380.09x = 174,324.43 × 96,099.02 - Step 4: Simplify right side
126,380.09x = 16,752,407,767.85 - Step 5: Solve for x
x = 16,752,407,767.85/126,380.09 - Step 6: Final answer
x = 132,555.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.