Finding the Fourth Proportional to 197,832.26, 296,942.79 and 145,091.54
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Solution
The fourth proportional to 197,832.26, 296,942.79 and 145,091.54 is: 217,779.88
Step by Step Solution
- Step 1: Write the proportion equation
197,832.26 : 296,942.79 = 145,091.54 : x - Step 2: Convert to fraction form
197,832.26/296,942.79 = 145,091.54/x - Step 3: Cross multiply
197,832.26x = 296,942.79 × 145,091.54 - Step 4: Simplify right side
197,832.26x = 43,083,886,693.00 - Step 5: Solve for x
x = 43,083,886,693.00/197,832.26 - Step 6: Final answer
x = 217,779.88
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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.