Finding the Fourth Proportional to 227,223.78, 313,582.84 and 125,249.01
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Solution
The fourth proportional to 227,223.78, 313,582.84 and 125,249.01 is: 172,851.37
Step by Step Solution
- Step 1: Write the proportion equation
227,223.78 : 313,582.84 = 125,249.01 : x - Step 2: Convert to fraction form
227,223.78/313,582.84 = 125,249.01/x - Step 3: Cross multiply
227,223.78x = 313,582.84 × 125,249.01 - Step 4: Simplify right side
227,223.78x = 39,275,940,752.10 - Step 5: Solve for x
x = 39,275,940,752.10/227,223.78 - Step 6: Final answer
x = 172,851.37
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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.