Finding the Fourth Proportional to 199,638.83, 275,497.97 and 113,595.96
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Solution
The fourth proportional to 199,638.83, 275,497.97 and 113,595.96 is: 156,760.37
Step by Step Solution
- Step 1: Write the proportion equation
199,638.83 : 275,497.97 = 113,595.96 : x - Step 2: Convert to fraction form
199,638.83/275,497.97 = 113,595.96/x - Step 3: Cross multiply
199,638.83x = 275,497.97 × 113,595.96 - Step 4: Simplify right side
199,638.83x = 31,295,456,380.20 - Step 5: Solve for x
x = 31,295,456,380.20/199,638.83 - Step 6: Final answer
x = 156,760.37
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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.