Finding the Fourth Proportional to 75,467.24, 104,139.72 and 41,474.99
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Solution
The fourth proportional to 75,467.24, 104,139.72 and 41,474.99 is: 57,232.70
Step by Step Solution
- Step 1: Write the proportion equation
75,467.24 : 104,139.72 = 41,474.99 : x - Step 2: Convert to fraction form
75,467.24/104,139.72 = 41,474.99/x - Step 3: Cross multiply
75,467.24x = 104,139.72 × 41,474.99 - Step 4: Simplify right side
75,467.24x = 4,319,193,845.60 - Step 5: Solve for x
x = 4,319,193,845.60/75,467.24 - Step 6: Final answer
x = 57,232.70
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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.