Finding the Fourth Proportional to 201,098.70, 301,626.45 and 53,354.70
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Solution
The fourth proportional to 201,098.70, 301,626.45 and 53,354.70 is: 80,026.32
Step by Step Solution
- Step 1: Write the proportion equation
201,098.70 : 301,626.45 = 53,354.70 : x - Step 2: Convert to fraction form
201,098.70/301,626.45 = 53,354.70/x - Step 3: Cross multiply
201,098.70x = 301,626.45 × 53,354.70 - Step 4: Simplify right side
201,098.70x = 16,093,188,751.82 - Step 5: Solve for x
x = 16,093,188,751.82/201,098.70 - Step 6: Final answer
x = 80,026.32
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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.