Finding the Fourth Proportional to 202,435.80, 303,783.30 and 118,195.80
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Solution
The fourth proportional to 202,435.80, 303,783.30 and 118,195.80 is: 177,369.37
Step by Step Solution
- Step 1: Write the proportion equation
202,435.80 : 303,783.30 = 118,195.80 : x - Step 2: Convert to fraction form
202,435.80/303,783.30 = 118,195.80/x - Step 3: Cross multiply
202,435.80x = 303,783.30 × 118,195.80 - Step 4: Simplify right side
202,435.80x = 35,905,910,170.14 - Step 5: Solve for x
x = 35,905,910,170.14/202,435.80 - Step 6: Final answer
x = 177,369.37
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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.