Finding the Fourth Proportional to 100,122.21, 150,235.09 and 44,001.70
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Solution
The fourth proportional to 100,122.21, 150,235.09 and 44,001.70 is: 66,025.30
Step by Step Solution
- Step 1: Write the proportion equation
100,122.21 : 150,235.09 = 44,001.70 : x - Step 2: Convert to fraction form
100,122.21/150,235.09 = 44,001.70/x - Step 3: Cross multiply
100,122.21x = 150,235.09 × 44,001.70 - Step 4: Simplify right side
100,122.21x = 6,610,598,874.06 - Step 5: Solve for x
x = 6,610,598,874.06/100,122.21 - Step 6: Final answer
x = 66,025.30
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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.