Finding the Fourth Proportional to 226,232.26, 338,831.60 and 107,986.84
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Solution
The fourth proportional to 226,232.26, 338,831.60 and 107,986.84 is: 161,733.58
Step by Step Solution
- Step 1: Write the proportion equation
226,232.26 : 338,831.60 = 107,986.84 : x - Step 2: Convert to fraction form
226,232.26/338,831.60 = 107,986.84/x - Step 3: Cross multiply
226,232.26x = 338,831.60 × 107,986.84 - Step 4: Simplify right side
226,232.26x = 36,589,353,776.14 - Step 5: Solve for x
x = 36,589,353,776.14/226,232.26 - Step 6: Final answer
x = 161,733.58
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1.5x scale
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.