Finding the Fourth Proportional to 198,435.44, 273,843.78 and 107,793.08
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Solution
The fourth proportional to 198,435.44, 273,843.78 and 107,793.08 is: 148,756.01
Step by Step Solution
- Step 1: Write the proportion equation
198,435.44 : 273,843.78 = 107,793.08 : x - Step 2: Convert to fraction form
198,435.44/273,843.78 = 107,793.08/x - Step 3: Cross multiply
198,435.44x = 273,843.78 × 107,793.08 - Step 4: Simplify right side
198,435.44x = 29,518,464,485.04 - Step 5: Solve for x
x = 29,518,464,485.04/198,435.44 - Step 6: Final answer
x = 148,756.01
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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.