Finding the Fourth Proportional to 122,106.26, 183,187.20 and 47,226.62
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Solution
The fourth proportional to 122,106.26, 183,187.20 and 47,226.62 is: 70,850.69
Step by Step Solution
- Step 1: Write the proportion equation
122,106.26 : 183,187.20 = 47,226.62 : x - Step 2: Convert to fraction form
122,106.26/183,187.20 = 47,226.62/x - Step 3: Cross multiply
122,106.26x = 183,187.20 × 47,226.62 - Step 4: Simplify right side
122,106.26x = 8,651,312,283.26 - Step 5: Solve for x
x = 8,651,312,283.26/122,106.26 - Step 6: Final answer
x = 70,850.69
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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.