Finding the Fourth Proportional to 83,193.37, 114,806.84 and 45,467.62
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Solution
The fourth proportional to 83,193.37, 114,806.84 and 45,467.62 is: 62,745.31
Step by Step Solution
- Step 1: Write the proportion equation
83,193.37 : 114,806.84 = 45,467.62 : x - Step 2: Convert to fraction form
83,193.37/114,806.84 = 45,467.62/x - Step 3: Cross multiply
83,193.37x = 114,806.84 × 45,467.62 - Step 4: Simplify right side
83,193.37x = 5,219,993,774.52 - Step 5: Solve for x
x = 5,219,993,774.52/83,193.37 - Step 6: Final answer
x = 62,745.31
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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.