Finding the Fourth Proportional to 84,249.11, 126,410.42 and 44,759.99
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Solution
The fourth proportional to 84,249.11, 126,410.42 and 44,759.99 is: 67,159.52
Step by Step Solution
- Step 1: Write the proportion equation
84,249.11 : 126,410.42 = 44,759.99 : x - Step 2: Convert to fraction form
84,249.11/126,410.42 = 44,759.99/x - Step 3: Cross multiply
84,249.11x = 126,410.42 × 44,759.99 - Step 4: Simplify right side
84,249.11x = 5,658,129,563.02 - Step 5: Solve for x
x = 5,658,129,563.02/84,249.11 - Step 6: Final answer
x = 67,159.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.