Finding the Fourth Proportional to 227,408.87, 313,818.74 and 125,432.14
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Solution
The fourth proportional to 227,408.87, 313,818.74 and 125,432.14 is: 173,093.32
Step by Step Solution
- Step 1: Write the proportion equation
227,408.87 : 313,818.74 = 125,432.14 : x - Step 2: Convert to fraction form
227,408.87/313,818.74 = 125,432.14/x - Step 3: Cross multiply
227,408.87x = 313,818.74 × 125,432.14 - Step 4: Simplify right side
227,408.87x = 39,362,954,894.76 - Step 5: Solve for x
x = 39,362,954,894.76/227,408.87 - Step 6: Final answer
x = 173,093.32
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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.