Finding the Fourth Proportional to 103,614.99, 155,471.69 and 44,467.57
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Solution
The fourth proportional to 103,614.99, 155,471.69 and 44,467.57 is: 66,722.47
Step by Step Solution
- Step 1: Write the proportion equation
103,614.99 : 155,471.69 = 44,467.57 : x - Step 2: Convert to fraction form
103,614.99/155,471.69 = 44,467.57/x - Step 3: Cross multiply
103,614.99x = 155,471.69 × 44,467.57 - Step 4: Simplify right side
103,614.99x = 6,913,448,258.09 - Step 5: Solve for x
x = 6,913,448,258.09/103,614.99 - Step 6: Final answer
x = 66,722.47
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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.