Finding the Fourth Proportional to 149,441.28, 224,161.48 and 44,268.44
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Solution
The fourth proportional to 149,441.28, 224,161.48 and 44,268.44 is: 66,402.53
Step by Step Solution
- Step 1: Write the proportion equation
149,441.28 : 224,161.48 = 44,268.44 : x - Step 2: Convert to fraction form
149,441.28/224,161.48 = 44,268.44/x - Step 3: Cross multiply
149,441.28x = 224,161.48 × 44,268.44 - Step 4: Simplify right side
149,441.28x = 9,923,279,027.69 - Step 5: Solve for x
x = 9,923,279,027.69/149,441.28 - Step 6: Final answer
x = 66,402.53
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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.