Finding the Fourth Proportional to 75,759.94, 104,546.79 and 41,767.63
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Solution
The fourth proportional to 75,759.94, 104,546.79 and 41,767.63 is: 57,638.27
Step by Step Solution
- Step 1: Write the proportion equation
75,759.94 : 104,546.79 = 41,767.63 : x - Step 2: Convert to fraction form
75,759.94/104,546.79 = 41,767.63/x - Step 3: Cross multiply
75,759.94x = 104,546.79 × 41,767.63 - Step 4: Simplify right side
75,759.94x = 4,366,671,642.41 - Step 5: Solve for x
x = 4,366,671,642.41/75,759.94 - Step 6: Final answer
x = 57,638.27
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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.