Finding the Fourth Proportional to 202,228.27, 279,176.09 and 125,771.96
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Solution
The fourth proportional to 202,228.27, 279,176.09 and 125,771.96 is: 173,628.17
Step by Step Solution
- Step 1: Write the proportion equation
202,228.27 : 279,176.09 = 125,771.96 : x - Step 2: Convert to fraction form
202,228.27/279,176.09 = 125,771.96/x - Step 3: Cross multiply
202,228.27x = 279,176.09 × 125,771.96 - Step 4: Simplify right side
202,228.27x = 35,112,524,093.52 - Step 5: Solve for x
x = 35,112,524,093.52/202,228.27 - Step 6: Final answer
x = 173,628.17
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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.