Finding the Fourth Proportional to 199,794.94, 275,717.01 and 110,370.94
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Solution
The fourth proportional to 199,794.94, 275,717.01 and 110,370.94 is: 152,311.89
Step by Step Solution
- Step 1: Write the proportion equation
199,794.94 : 275,717.01 = 110,370.94 : x - Step 2: Convert to fraction form
199,794.94/275,717.01 = 110,370.94/x - Step 3: Cross multiply
199,794.94x = 275,717.01 × 110,370.94 - Step 4: Simplify right side
199,794.94x = 30,431,145,292.29 - Step 5: Solve for x
x = 30,431,145,292.29/199,794.94 - Step 6: Final answer
x = 152,311.89
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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.