Finding the Fourth Proportional to 203,474.04, 305,108.94 and 96,826.20
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Solution
The fourth proportional to 203,474.04, 305,108.94 and 96,826.20 is: 145,190.70
Step by Step Solution
- Step 1: Write the proportion equation
203,474.04 : 305,108.94 = 96,826.20 : x - Step 2: Convert to fraction form
203,474.04/305,108.94 = 96,826.20/x - Step 3: Cross multiply
203,474.04x = 305,108.94 × 96,826.20 - Step 4: Simplify right side
203,474.04x = 29,542,539,246.23 - Step 5: Solve for x
x = 29,542,539,246.23/203,474.04 - Step 6: Final answer
x = 145,190.70
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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.