Finding the Fourth Proportional to 75,682.84, 104,441.08 and 41,694.56
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Solution
The fourth proportional to 75,682.84, 104,441.08 and 41,694.56 is: 57,537.81
Step by Step Solution
- Step 1: Write the proportion equation
75,682.84 : 104,441.08 = 41,694.56 : x - Step 2: Convert to fraction form
75,682.84/104,441.08 = 41,694.56/x - Step 3: Cross multiply
75,682.84x = 104,441.08 × 41,694.56 - Step 4: Simplify right side
75,682.84x = 4,354,624,876.52 - Step 5: Solve for x
x = 4,354,624,876.52/75,682.84 - Step 6: Final answer
x = 57,537.81
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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.