Finding the Fourth Proportional to 202,420.60, 303,466.84 and 84,180.44
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Solution
The fourth proportional to 202,420.60, 303,466.84 and 84,180.44 is: 126,202.44
Step by Step Solution
- Step 1: Write the proportion equation
202,420.60 : 303,466.84 = 84,180.44 : x - Step 2: Convert to fraction form
202,420.60/303,466.84 = 84,180.44/x - Step 3: Cross multiply
202,420.60x = 303,466.84 × 84,180.44 - Step 4: Simplify right side
202,420.60x = 25,545,972,664.83 - Step 5: Solve for x
x = 25,545,972,664.83/202,420.60 - Step 6: Final answer
x = 126,202.44
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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.