Finding the Fourth Proportional to 203,972.60, 305,660.10 and 182,912.60
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Solution
The fourth proportional to 203,972.60, 305,660.10 and 182,912.60 is: 274,100.95
Step by Step Solution
- Step 1: Write the proportion equation
203,972.60 : 305,660.10 = 182,912.60 : x - Step 2: Convert to fraction form
203,972.60/305,660.10 = 182,912.60/x - Step 3: Cross multiply
203,972.60x = 305,660.10 × 182,912.60 - Step 4: Simplify right side
203,972.60x = 55,909,083,607.26 - Step 5: Solve for x
x = 55,909,083,607.26/203,972.60 - Step 6: Final answer
x = 274,100.95
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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.