Finding the Fourth Proportional to 149,731.20, 224,629.20 and 44,560.80
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Solution
The fourth proportional to 149,731.20, 224,629.20 and 44,560.80 is: 66,850.84
Step by Step Solution
- Step 1: Write the proportion equation
149,731.20 : 224,629.20 = 44,560.80 : x - Step 2: Convert to fraction form
149,731.20/224,629.20 = 44,560.80/x - Step 3: Cross multiply
149,731.20x = 224,629.20 × 44,560.80 - Step 4: Simplify right side
149,731.20x = 10,009,656,855.36 - Step 5: Solve for x
x = 10,009,656,855.36/149,731.20 - Step 6: Final answer
x = 66,850.84
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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.