Finding the Fourth Proportional to 75,508.49, 104,201.98 and 41,519.11
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Solution
The fourth proportional to 75,508.49, 104,201.98 and 41,519.11 is: 57,296.52
Step by Step Solution
- Step 1: Write the proportion equation
75,508.49 : 104,201.98 = 41,519.11 : x - Step 2: Convert to fraction form
75,508.49/104,201.98 = 41,519.11/x - Step 3: Cross multiply
75,508.49x = 104,201.98 × 41,519.11 - Step 4: Simplify right side
75,508.49x = 4,326,373,469.84 - Step 5: Solve for x
x = 4,326,373,469.84/75,508.49 - Step 6: Final answer
x = 57,296.52
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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.