Finding the Fourth Proportional to 126,371.34, 189,556.92 and 32,877.09
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Solution
The fourth proportional to 126,371.34, 189,556.92 and 32,877.09 is: 49,315.61
Step by Step Solution
- Step 1: Write the proportion equation
126,371.34 : 189,556.92 = 32,877.09 : x - Step 2: Convert to fraction form
126,371.34/189,556.92 = 32,877.09/x - Step 3: Cross multiply
126,371.34x = 189,556.92 × 32,877.09 - Step 4: Simplify right side
126,371.34x = 6,232,079,918.96 - Step 5: Solve for x
x = 6,232,079,918.96/126,371.34 - Step 6: Final answer
x = 49,315.61
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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.