Finding the Fourth Proportional to 149,664.20, 224,528.70 and 44,493.80
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Solution
The fourth proportional to 149,664.20, 224,528.70 and 44,493.80 is: 66,750.33
Step by Step Solution
- Step 1: Write the proportion equation
149,664.20 : 224,528.70 = 44,493.80 : x - Step 2: Convert to fraction form
149,664.20/224,528.70 = 44,493.80/x - Step 3: Cross multiply
149,664.20x = 224,528.70 × 44,493.80 - Step 4: Simplify right side
149,664.20x = 9,990,135,072.06 - Step 5: Solve for x
x = 9,990,135,072.06/149,664.20 - Step 6: Final answer
x = 66,750.33
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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.