Finding the Fourth Proportional to 227,409.26, 313,819.28 and 125,432.53
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Solution
The fourth proportional to 227,409.26, 313,819.28 and 125,432.53 is: 173,093.86
Step by Step Solution
- Step 1: Write the proportion equation
227,409.26 : 313,819.28 = 125,432.53 : x - Step 2: Convert to fraction form
227,409.26/313,819.28 = 125,432.53/x - Step 3: Cross multiply
227,409.26x = 313,819.28 × 125,432.53 - Step 4: Simplify right side
227,409.26x = 39,363,147,606.24 - Step 5: Solve for x
x = 39,363,147,606.24/227,409.26 - Step 6: Final answer
x = 173,093.86
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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.