Finding the Fourth Proportional to 202,438.60, 303,604.80 and 60,245.62
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Solution
The fourth proportional to 202,438.60, 303,604.80 and 60,245.62 is: 90,352.63
Step by Step Solution
- Step 1: Write the proportion equation
202,438.60 : 303,604.80 = 60,245.62 : x - Step 2: Convert to fraction form
202,438.60/303,604.80 = 60,245.62/x - Step 3: Cross multiply
202,438.60x = 303,604.80 × 60,245.62 - Step 4: Simplify right side
202,438.60x = 18,290,859,410.98 - Step 5: Solve for x
x = 18,290,859,410.98/202,438.60 - Step 6: Final answer
x = 90,352.63
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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.