Finding the Fourth Proportional to 68,254.20, 102,395.97 and 33,213.60
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Solution
The fourth proportional to 68,254.20, 102,395.97 and 33,213.60 is: 49,827.54
Step by Step Solution
- Step 1: Write the proportion equation
68,254.20 : 102,395.97 = 33,213.60 : x - Step 2: Convert to fraction form
68,254.20/102,395.97 = 33,213.60/x - Step 3: Cross multiply
68,254.20x = 102,395.97 × 33,213.60 - Step 4: Simplify right side
68,254.20x = 3,400,938,789.19 - Step 5: Solve for x
x = 3,400,938,789.19/68,254.20 - Step 6: Final answer
x = 49,827.54
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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.