Finding the Fourth Proportional to 222,262.83, 306,720.36 and 120,286.08
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Solution
The fourth proportional to 222,262.83, 306,720.36 and 120,286.08 is: 165,993.52
Step by Step Solution
- Step 1: Write the proportion equation
222,262.83 : 306,720.36 = 120,286.08 : x - Step 2: Convert to fraction form
222,262.83/306,720.36 = 120,286.08/x - Step 3: Cross multiply
222,262.83x = 306,720.36 × 120,286.08 - Step 4: Simplify right side
222,262.83x = 36,894,189,760.59 - Step 5: Solve for x
x = 36,894,189,760.59/222,262.83 - Step 6: Final answer
x = 165,993.52
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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.