Finding the Fourth Proportional to 75,936.72, 104,774.94 and 44,086.44
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Solution
The fourth proportional to 75,936.72, 104,774.94 and 44,086.44 is: 60,828.99
Step by Step Solution
- Step 1: Write the proportion equation
75,936.72 : 104,774.94 = 44,086.44 : x - Step 2: Convert to fraction form
75,936.72/104,774.94 = 44,086.44/x - Step 3: Cross multiply
75,936.72x = 104,774.94 × 44,086.44 - Step 4: Simplify right side
75,936.72x = 4,619,154,105.81 - Step 5: Solve for x
x = 4,619,154,105.81/75,936.72 - Step 6: Final answer
x = 60,828.99
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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.