Finding the Fourth Proportional to 68,140.26, 102,173.30 and 23,755.08
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Solution
The fourth proportional to 68,140.26, 102,173.30 and 23,755.08 is: 35,619.69
Step by Step Solution
- Step 1: Write the proportion equation
68,140.26 : 102,173.30 = 23,755.08 : x - Step 2: Convert to fraction form
68,140.26/102,173.30 = 23,755.08/x - Step 3: Cross multiply
68,140.26x = 102,173.30 × 23,755.08 - Step 4: Simplify right side
68,140.26x = 2,427,134,796.59 - Step 5: Solve for x
x = 2,427,134,796.59/68,140.26 - Step 6: Final answer
x = 35,619.69
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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.