Finding the Fourth Proportional to 80,107.34, 110,532.11 and 44,290.44
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Solution
The fourth proportional to 80,107.34, 110,532.11 and 44,290.44 is: 61,111.95
Step by Step Solution
- Step 1: Write the proportion equation
80,107.34 : 110,532.11 = 44,290.44 : x - Step 2: Convert to fraction form
80,107.34/110,532.11 = 44,290.44/x - Step 3: Cross multiply
80,107.34x = 110,532.11 × 44,290.44 - Step 4: Simplify right side
80,107.34x = 4,895,515,564.58 - Step 5: Solve for x
x = 4,895,515,564.58/80,107.34 - Step 6: Final answer
x = 61,111.95
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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.