Finding the Fourth Proportional to 72,559.08, 108,847.26 and 44,466.12
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Solution
The fourth proportional to 72,559.08, 108,847.26 and 44,466.12 is: 66,704.47
Step by Step Solution
- Step 1: Write the proportion equation
72,559.08 : 108,847.26 = 44,466.12 : x - Step 2: Convert to fraction form
72,559.08/108,847.26 = 44,466.12/x - Step 3: Cross multiply
72,559.08x = 108,847.26 × 44,466.12 - Step 4: Simplify right side
72,559.08x = 4,840,015,324.83 - Step 5: Solve for x
x = 4,840,015,324.83/72,559.08 - Step 6: Final answer
x = 66,704.47
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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.