Finding the Fourth Proportional to 122,617.26, 183,926.30 and 33,868.80
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Solution
The fourth proportional to 122,617.26, 183,926.30 and 33,868.80 is: 50,803.31
Step by Step Solution
- Step 1: Write the proportion equation
122,617.26 : 183,926.30 = 33,868.80 : x - Step 2: Convert to fraction form
122,617.26/183,926.30 = 33,868.80/x - Step 3: Cross multiply
122,617.26x = 183,926.30 × 33,868.80 - Step 4: Simplify right side
122,617.26x = 6,229,363,069.44 - Step 5: Solve for x
x = 6,229,363,069.44/122,617.26 - Step 6: Final answer
x = 50,803.31
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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.