Finding the Fourth Proportional to 89,450.98, 134,181.04 and 22,891.68
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Solution
The fourth proportional to 89,450.98, 134,181.04 and 22,891.68 is: 34,338.69
Step by Step Solution
- Step 1: Write the proportion equation
89,450.98 : 134,181.04 = 22,891.68 : x - Step 2: Convert to fraction form
89,450.98/134,181.04 = 22,891.68/x - Step 3: Cross multiply
89,450.98x = 134,181.04 × 22,891.68 - Step 4: Simplify right side
89,450.98x = 3,071,629,429.75 - Step 5: Solve for x
x = 3,071,629,429.75/89,450.98 - Step 6: Final answer
x = 34,338.69
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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.