Finding the Fourth Proportional to 75,512.63, 104,209.68 and 41,519.36
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Solution
The fourth proportional to 75,512.63, 104,209.68 and 41,519.36 is: 57,297.95
Step by Step Solution
- Step 1: Write the proportion equation
75,512.63 : 104,209.68 = 41,519.36 : x - Step 2: Convert to fraction form
75,512.63/104,209.68 = 41,519.36/x - Step 3: Cross multiply
75,512.63x = 104,209.68 × 41,519.36 - Step 4: Simplify right side
75,512.63x = 4,326,718,698.36 - Step 5: Solve for x
x = 4,326,718,698.36/75,512.63 - Step 6: Final answer
x = 57,297.95
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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.