Finding the Fourth Proportional to 227,261.09, 313,621.26 and 125,284.22
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Solution
The fourth proportional to 227,261.09, 313,621.26 and 125,284.22 is: 172,892.75
Step by Step Solution
- Step 1: Write the proportion equation
227,261.09 : 313,621.26 = 125,284.22 : x - Step 2: Convert to fraction form
227,261.09/313,621.26 = 125,284.22/x - Step 3: Cross multiply
227,261.09x = 313,621.26 × 125,284.22 - Step 4: Simplify right side
227,261.09x = 39,291,794,934.52 - Step 5: Solve for x
x = 39,291,794,934.52/227,261.09 - Step 6: Final answer
x = 172,892.75
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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.