Finding the Fourth Proportional to 104,930.26, 157,441.87 and 54,998.49
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Solution
The fourth proportional to 104,930.26, 157,441.87 and 54,998.49 is: 82,522.09
Step by Step Solution
- Step 1: Write the proportion equation
104,930.26 : 157,441.87 = 54,998.49 : x - Step 2: Convert to fraction form
104,930.26/157,441.87 = 54,998.49/x - Step 3: Cross multiply
104,930.26x = 157,441.87 × 54,998.49 - Step 4: Simplify right side
104,930.26x = 8,659,064,050.57 - Step 5: Solve for x
x = 8,659,064,050.57/104,930.26 - Step 6: Final answer
x = 82,522.09
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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.