Finding the Fourth Proportional to 216,119.64, 298,232.97 and 120,632.49
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Solution
The fourth proportional to 216,119.64, 298,232.97 and 120,632.49 is: 166,466.06
Step by Step Solution
- Step 1: Write the proportion equation
216,119.64 : 298,232.97 = 120,632.49 : x - Step 2: Convert to fraction form
216,119.64/298,232.97 = 120,632.49/x - Step 3: Cross multiply
216,119.64x = 298,232.97 × 120,632.49 - Step 4: Simplify right side
216,119.64x = 35,976,585,771.20 - Step 5: Solve for x
x = 35,976,585,771.20/216,119.64 - Step 6: Final answer
x = 166,466.06
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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.