Finding the Fourth Proportional to 269,770.85, 372,283.84 and 148,912.21
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Solution
The fourth proportional to 269,770.85, 372,283.84 and 148,912.21 is: 205,498.88
Step by Step Solution
- Step 1: Write the proportion equation
269,770.85 : 372,283.84 = 148,912.21 : x - Step 2: Convert to fraction form
269,770.85/372,283.84 = 148,912.21/x - Step 3: Cross multiply
269,770.85x = 372,283.84 × 148,912.21 - Step 4: Simplify right side
269,770.85x = 55,437,607,500.27 - Step 5: Solve for x
x = 55,437,607,500.27/269,770.85 - Step 6: Final answer
x = 205,498.88
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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.