Finding the Fourth Proportional to 192,450.21, 265,570.56 and 106,404.21
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Solution
The fourth proportional to 192,450.21, 265,570.56 and 106,404.21 is: 146,831.88
Step by Step Solution
- Step 1: Write the proportion equation
192,450.21 : 265,570.56 = 106,404.21 : x - Step 2: Convert to fraction form
192,450.21/265,570.56 = 106,404.21/x - Step 3: Cross multiply
192,450.21x = 265,570.56 × 106,404.21 - Step 4: Simplify right side
192,450.21x = 28,257,825,104.04 - Step 5: Solve for x
x = 28,257,825,104.04/192,450.21 - Step 6: Final answer
x = 146,831.88
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1.5x scale
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.