Finding the Fourth Proportional to 192,747.26, 265,993.27 and 106,707.65
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Solution
The fourth proportional to 192,747.26, 265,993.27 and 106,707.65 is: 147,257.68
Step by Step Solution
- Step 1: Write the proportion equation
192,747.26 : 265,993.27 = 106,707.65 : x - Step 2: Convert to fraction form
192,747.26/265,993.27 = 106,707.65/x - Step 3: Cross multiply
192,747.26x = 265,993.27 × 106,707.65 - Step 4: Simplify right side
192,747.26x = 28,383,515,160.78 - Step 5: Solve for x
x = 28,383,515,160.78/192,747.26 - Step 6: Final answer
x = 147,257.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.