Finding the Fourth Proportional to 227,171.87, 313,499.36 and 125,201.03
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Solution
The fourth proportional to 227,171.87, 313,499.36 and 125,201.03 is: 172,778.62
Step by Step Solution
- Step 1: Write the proportion equation
227,171.87 : 313,499.36 = 125,201.03 : x - Step 2: Convert to fraction form
227,171.87/313,499.36 = 125,201.03/x - Step 3: Cross multiply
227,171.87x = 313,499.36 × 125,201.03 - Step 4: Simplify right side
227,171.87x = 39,250,442,150.34 - Step 5: Solve for x
x = 39,250,442,150.34/227,171.87 - Step 6: Final answer
x = 172,778.62
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1.5x scale
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.