Finding the Fourth Proportional to 190,183.14, 262,455.96 and 104,140.75
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Solution
The fourth proportional to 190,183.14, 262,455.96 and 104,140.75 is: 143,716.00
Step by Step Solution
- Step 1: Write the proportion equation
190,183.14 : 262,455.96 = 104,140.75 : x - Step 2: Convert to fraction form
190,183.14/262,455.96 = 104,140.75/x - Step 3: Cross multiply
190,183.14x = 262,455.96 × 104,140.75 - Step 4: Simplify right side
190,183.14x = 27,332,360,672.60 - Step 5: Solve for x
x = 27,332,360,672.60/190,183.14 - Step 6: Final answer
x = 143,716.00
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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.