Finding the Fourth Proportional to 201,204.10, 301,842.60 and 101,112.40
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Solution
The fourth proportional to 201,204.10, 301,842.60 and 101,112.40 is: 151,686.92
Step by Step Solution
- Step 1: Write the proportion equation
201,204.10 : 301,842.60 = 101,112.40 : x - Step 2: Convert to fraction form
201,204.10/301,842.60 = 101,112.40/x - Step 3: Cross multiply
201,204.10x = 301,842.60 × 101,112.40 - Step 4: Simplify right side
201,204.10x = 30,520,029,708.24 - Step 5: Solve for x
x = 30,520,029,708.24/201,204.10 - Step 6: Final answer
x = 151,686.92
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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.