Finding the Fourth Proportional to 75,503.24, 104,194.67 and 41,515.20
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Solution
The fourth proportional to 75,503.24, 104,194.67 and 41,515.20 is: 57,291.08
Step by Step Solution
- Step 1: Write the proportion equation
75,503.24 : 104,194.67 = 41,515.20 : x - Step 2: Convert to fraction form
75,503.24/104,194.67 = 41,515.20/x - Step 3: Cross multiply
75,503.24x = 104,194.67 × 41,515.20 - Step 4: Simplify right side
75,503.24x = 4,325,662,043.01 - Step 5: Solve for x
x = 4,325,662,043.01/75,503.24 - Step 6: Final answer
x = 57,291.08
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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.