Finding the Fourth Proportional to 75,065.75, 103,594.02 and 41,531.75
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Solution
The fourth proportional to 75,065.75, 103,594.02 and 41,531.75 is: 57,315.63
Step by Step Solution
- Step 1: Write the proportion equation
75,065.75 : 103,594.02 = 41,531.75 : x - Step 2: Convert to fraction form
75,065.75/103,594.02 = 41,531.75/x - Step 3: Cross multiply
75,065.75x = 103,594.02 × 41,531.75 - Step 4: Simplify right side
75,065.75x = 4,302,440,940.14 - Step 5: Solve for x
x = 4,302,440,940.14/75,065.75 - Step 6: Final answer
x = 57,315.63
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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.