Finding the Fourth Proportional to 202,762.24, 304,192.92 and 142,907.44
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Solution
The fourth proportional to 202,762.24, 304,192.92 and 142,907.44 is: 214,396.09
Step by Step Solution
- Step 1: Write the proportion equation
202,762.24 : 304,192.92 = 142,907.44 : x - Step 2: Convert to fraction form
202,762.24/304,192.92 = 142,907.44/x - Step 3: Cross multiply
202,762.24x = 304,192.92 × 142,907.44 - Step 4: Simplify right side
202,762.24x = 43,471,431,463.32 - Step 5: Solve for x
x = 43,471,431,463.32/202,762.24 - Step 6: Final answer
x = 214,396.09
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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.