Finding the Fourth Proportional to 197,062.38, 295,609.86 and 84,745.26
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Solution
The fourth proportional to 197,062.38, 295,609.86 and 84,745.26 is: 127,124.90
Step by Step Solution
- Step 1: Write the proportion equation
197,062.38 : 295,609.86 = 84,745.26 : x - Step 2: Convert to fraction form
197,062.38/295,609.86 = 84,745.26/x - Step 3: Cross multiply
197,062.38x = 295,609.86 × 84,745.26 - Step 4: Simplify right side
197,062.38x = 25,051,534,444.26 - Step 5: Solve for x
x = 25,051,534,444.26/197,062.38 - Step 6: Final answer
x = 127,124.90
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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.