Finding the Fourth Proportional to 197,891.07, 296,660.42 and 71,503.12
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Solution
The fourth proportional to 197,891.07, 296,660.42 and 71,503.12 is: 107,191.02
Step by Step Solution
- Step 1: Write the proportion equation
197,891.07 : 296,660.42 = 71,503.12 : x - Step 2: Convert to fraction form
197,891.07/296,660.42 = 71,503.12/x - Step 3: Cross multiply
197,891.07x = 296,660.42 × 71,503.12 - Step 4: Simplify right side
197,891.07x = 21,212,145,891.96 - Step 5: Solve for x
x = 21,212,145,891.96/197,891.07 - Step 6: Final answer
x = 107,191.02
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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.