Finding the Fourth Proportional to 202,059.44, 303,224.52 and 70,731.44
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Solution
The fourth proportional to 202,059.44, 303,224.52 and 70,731.44 is: 106,144.54
Step by Step Solution
- Step 1: Write the proportion equation
202,059.44 : 303,224.52 = 70,731.44 : x - Step 2: Convert to fraction form
202,059.44/303,224.52 = 70,731.44/x - Step 3: Cross multiply
202,059.44x = 303,224.52 × 70,731.44 - Step 4: Simplify right side
202,059.44x = 21,447,506,942.91 - Step 5: Solve for x
x = 21,447,506,942.91/202,059.44 - Step 6: Final answer
x = 106,144.54
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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.