Finding the Fourth Proportional to 104,115.88, 156,170.94 and 29,236.60
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Solution
The fourth proportional to 104,115.88, 156,170.94 and 29,236.60 is: 43,854.09
Step by Step Solution
- Step 1: Write the proportion equation
104,115.88 : 156,170.94 = 29,236.60 : x - Step 2: Convert to fraction form
104,115.88/156,170.94 = 29,236.60/x - Step 3: Cross multiply
104,115.88x = 156,170.94 × 29,236.60 - Step 4: Simplify right side
104,115.88x = 4,565,907,304.40 - Step 5: Solve for x
x = 4,565,907,304.40/104,115.88 - Step 6: Final answer
x = 43,854.09
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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.