Finding the Fourth Proportional to 252,125.20, 377,688.60 and 163,440.40
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Solution
The fourth proportional to 252,125.20, 377,688.60 and 163,440.40 is: 244,836.99
Step by Step Solution
- Step 1: Write the proportion equation
252,125.20 : 377,688.60 = 163,440.40 : x - Step 2: Convert to fraction form
252,125.20/377,688.60 = 163,440.40/x - Step 3: Cross multiply
252,125.20x = 377,688.60 × 163,440.40 - Step 4: Simplify right side
252,125.20x = 61,729,575,859.44 - Step 5: Solve for x
x = 61,729,575,859.44/252,125.20 - Step 6: Final answer
x = 244,836.99
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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.