Finding the Fourth Proportional to 144,743.74, 217,129.37 and 44,905.02
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Solution
The fourth proportional to 144,743.74, 217,129.37 and 44,905.02 is: 67,361.80
Step by Step Solution
- Step 1: Write the proportion equation
144,743.74 : 217,129.37 = 44,905.02 : x - Step 2: Convert to fraction form
144,743.74/217,129.37 = 44,905.02/x - Step 3: Cross multiply
144,743.74x = 217,129.37 × 44,905.02 - Step 4: Simplify right side
144,743.74x = 9,750,198,702.44 - Step 5: Solve for x
x = 9,750,198,702.44/144,743.74 - Step 6: Final answer
x = 67,361.80
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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.