Finding the Fourth Proportional to 202,163.56, 303,115.58 and 83,916.52
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Solution
The fourth proportional to 202,163.56, 303,115.58 and 83,916.52 is: 125,820.92
Step by Step Solution
- Step 1: Write the proportion equation
202,163.56 : 303,115.58 = 83,916.52 : x - Step 2: Convert to fraction form
202,163.56/303,115.58 = 83,916.52/x - Step 3: Cross multiply
202,163.56x = 303,115.58 × 83,916.52 - Step 4: Simplify right side
202,163.56x = 25,436,404,631.38 - Step 5: Solve for x
x = 25,436,404,631.38/202,163.56 - Step 6: Final answer
x = 125,820.92
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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.