Finding the Fourth Proportional to 100,219.74, 150,341.99 and 32,750.19
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Solution
The fourth proportional to 100,219.74, 150,341.99 and 32,750.19 is: 49,129.33
Step by Step Solution
- Step 1: Write the proportion equation
100,219.74 : 150,341.99 = 32,750.19 : x - Step 2: Convert to fraction form
100,219.74/150,341.99 = 32,750.19/x - Step 3: Cross multiply
100,219.74x = 150,341.99 × 32,750.19 - Step 4: Simplify right side
100,219.74x = 4,923,728,573.73 - Step 5: Solve for x
x = 4,923,728,573.73/100,219.74 - Step 6: Final answer
x = 49,129.33
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1.5x scale
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.