Finding the Fourth Proportional to 281,820.63, 422,608.07 and 106,593.75
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Solution
The fourth proportional to 281,820.63, 422,608.07 and 106,593.75 is: 159,844.15
Step by Step Solution
- Step 1: Write the proportion equation
281,820.63 : 422,608.07 = 106,593.75 : x - Step 2: Convert to fraction form
281,820.63/422,608.07 = 106,593.75/x - Step 3: Cross multiply
281,820.63x = 422,608.07 × 106,593.75 - Step 4: Simplify right side
281,820.63x = 45,047,378,428.59 - Step 5: Solve for x
x = 45,047,378,428.59/281,820.63 - Step 6: Final answer
x = 159,844.15
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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.