Finding the Fourth Proportional to 246,320.92, 339,922.97 and 133,143.67
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Solution
The fourth proportional to 246,320.92, 339,922.97 and 133,143.67 is: 183,738.32
Step by Step Solution
- Step 1: Write the proportion equation
246,320.92 : 339,922.97 = 133,143.67 : x - Step 2: Convert to fraction form
246,320.92/339,922.97 = 133,143.67/x - Step 3: Cross multiply
246,320.92x = 339,922.97 × 133,143.67 - Step 4: Simplify right side
246,320.92x = 45,258,591,743.10 - Step 5: Solve for x
x = 45,258,591,743.10/246,320.92 - Step 6: Final answer
x = 183,738.32
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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.