Finding the Fourth Proportional to 196,628.10, 294,755.30 and 125,350.68
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Solution
The fourth proportional to 196,628.10, 294,755.30 and 125,350.68 is: 187,906.90
Step by Step Solution
- Step 1: Write the proportion equation
196,628.10 : 294,755.30 = 125,350.68 : x - Step 2: Convert to fraction form
196,628.10/294,755.30 = 125,350.68/x - Step 3: Cross multiply
196,628.10x = 294,755.30 × 125,350.68 - Step 4: Simplify right side
196,628.10x = 36,947,777,288.60 - Step 5: Solve for x
x = 36,947,777,288.60/196,628.10 - Step 6: Final answer
x = 187,906.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.