Finding the Fourth Proportional to 189,080.44, 260,936.47 and 104,202.97
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Solution
The fourth proportional to 189,080.44, 260,936.47 and 104,202.97 is: 143,803.11
Step by Step Solution
- Step 1: Write the proportion equation
189,080.44 : 260,936.47 = 104,202.97 : x - Step 2: Convert to fraction form
189,080.44/260,936.47 = 104,202.97/x - Step 3: Cross multiply
189,080.44x = 260,936.47 × 104,202.97 - Step 4: Simplify right side
189,080.44x = 27,190,354,633.23 - Step 5: Solve for x
x = 27,190,354,633.23/189,080.44 - Step 6: Final answer
x = 143,803.11
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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.