Finding the Fourth Proportional to 68,528.06, 102,775.64 and 23,544.20
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Solution
The fourth proportional to 68,528.06, 102,775.64 and 23,544.20 is: 35,310.65
Step by Step Solution
- Step 1: Write the proportion equation
68,528.06 : 102,775.64 = 23,544.20 : x - Step 2: Convert to fraction form
68,528.06/102,775.64 = 23,544.20/x - Step 3: Cross multiply
68,528.06x = 102,775.64 × 23,544.20 - Step 4: Simplify right side
68,528.06x = 2,419,770,362.51 - Step 5: Solve for x
x = 2,419,770,362.51/68,528.06 - Step 6: Final answer
x = 35,310.65
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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.