Finding the Fourth Proportional to 197,149.80, 295,757.10 and 84,883.80
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Solution
The fourth proportional to 197,149.80, 295,757.10 and 84,883.80 is: 127,339.65
Step by Step Solution
- Step 1: Write the proportion equation
197,149.80 : 295,757.10 = 84,883.80 : x - Step 2: Convert to fraction form
197,149.80/295,757.10 = 84,883.80/x - Step 3: Cross multiply
197,149.80x = 295,757.10 × 84,883.80 - Step 4: Simplify right side
197,149.80x = 25,104,986,524.98 - Step 5: Solve for x
x = 25,104,986,524.98/197,149.80 - Step 6: Final answer
x = 127,339.65
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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.