Finding the Fourth Proportional to 189,062.44, 260,911.73 and 104,184.97
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Solution
The fourth proportional to 189,062.44, 260,911.73 and 104,184.97 is: 143,778.32
Step by Step Solution
- Step 1: Write the proportion equation
189,062.44 : 260,911.73 = 104,184.97 : x - Step 2: Convert to fraction form
189,062.44/260,911.73 = 104,184.97/x - Step 3: Cross multiply
189,062.44x = 260,911.73 × 104,184.97 - Step 4: Simplify right side
189,062.44x = 27,183,080,370.88 - Step 5: Solve for x
x = 27,183,080,370.88/189,062.44 - Step 6: Final answer
x = 143,778.32
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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.