Finding the Fourth Proportional to 196,520.37, 294,765.97 and 70,146.19
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Solution
The fourth proportional to 196,520.37, 294,765.97 and 70,146.19 is: 105,214.08
Step by Step Solution
- Step 1: Write the proportion equation
196,520.37 : 294,765.97 = 70,146.19 : x - Step 2: Convert to fraction form
196,520.37/294,765.97 = 70,146.19/x - Step 3: Cross multiply
196,520.37x = 294,765.97 × 70,146.19 - Step 4: Simplify right side
196,520.37x = 20,676,709,737.15 - Step 5: Solve for x
x = 20,676,709,737.15/196,520.37 - Step 6: Final answer
x = 105,214.08
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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.