Finding the Fourth Proportional to 196,269.97, 294,445.19 and 76,324.09
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Solution
The fourth proportional to 196,269.97, 294,445.19 and 76,324.09 is: 114,501.78
Step by Step Solution
- Step 1: Write the proportion equation
196,269.97 : 294,445.19 = 76,324.09 : x - Step 2: Convert to fraction form
196,269.97/294,445.19 = 76,324.09/x - Step 3: Cross multiply
196,269.97x = 294,445.19 × 76,324.09 - Step 4: Simplify right side
196,269.97x = 22,473,261,181.63 - Step 5: Solve for x
x = 22,473,261,181.63/196,269.97 - Step 6: Final answer
x = 114,501.78
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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.