Finding the Fourth Proportional to 200,232.26, 276,420.50 and 115,332.92
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Solution
The fourth proportional to 200,232.26, 276,420.50 and 115,332.92 is: 159,217.02
Step by Step Solution
- Step 1: Write the proportion equation
200,232.26 : 276,420.50 = 115,332.92 : x - Step 2: Convert to fraction form
200,232.26/276,420.50 = 115,332.92/x - Step 3: Cross multiply
200,232.26x = 276,420.50 × 115,332.92 - Step 4: Simplify right side
200,232.26x = 31,880,383,412.86 - Step 5: Solve for x
x = 31,880,383,412.86/200,232.26 - Step 6: Final answer
x = 159,217.02
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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.