Finding the Fourth Proportional to 189,365.38, 261,324.02 and 104,482.44
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Solution
The fourth proportional to 189,365.38, 261,324.02 and 104,482.44 is: 144,185.66
Step by Step Solution
- Step 1: Write the proportion equation
189,365.38 : 261,324.02 = 104,482.44 : x - Step 2: Convert to fraction form
189,365.38/261,324.02 = 104,482.44/x - Step 3: Cross multiply
189,365.38x = 261,324.02 × 104,482.44 - Step 4: Simplify right side
189,365.38x = 27,303,771,501.41 - Step 5: Solve for x
x = 27,303,771,501.41/189,365.38 - Step 6: Final answer
x = 144,185.66
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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.