Finding the Fourth Proportional to 202,405.10, 303,694.05 and 97,169.90
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Solution
The fourth proportional to 202,405.10, 303,694.05 and 97,169.90 is: 145,796.33
Step by Step Solution
- Step 1: Write the proportion equation
202,405.10 : 303,694.05 = 97,169.90 : x - Step 2: Convert to fraction form
202,405.10/303,694.05 = 97,169.90/x - Step 3: Cross multiply
202,405.10x = 303,694.05 × 97,169.90 - Step 4: Simplify right side
202,405.10x = 29,509,920,469.10 - Step 5: Solve for x
x = 29,509,920,469.10/202,405.10 - Step 6: Final answer
x = 145,796.33
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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.