Finding the Fourth Proportional to 202,198.36, 303,051.57 and 143,051.08
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Solution
The fourth proportional to 202,198.36, 303,051.57 and 143,051.08 is: 214,402.60
Step by Step Solution
- Step 1: Write the proportion equation
202,198.36 : 303,051.57 = 143,051.08 : x - Step 2: Convert to fraction form
202,198.36/303,051.57 = 143,051.08/x - Step 3: Cross multiply
202,198.36x = 303,051.57 × 143,051.08 - Step 4: Simplify right side
202,198.36x = 43,351,854,384.20 - Step 5: Solve for x
x = 43,351,854,384.20/202,198.36 - Step 6: Final answer
x = 214,402.60
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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.