Finding the Fourth Proportional to 122,048.44, 183,075.93 and 38,942.44
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Solution
The fourth proportional to 122,048.44, 183,075.93 and 38,942.44 is: 58,414.70
Step by Step Solution
- Step 1: Write the proportion equation
122,048.44 : 183,075.93 = 38,942.44 : x - Step 2: Convert to fraction form
122,048.44/183,075.93 = 38,942.44/x - Step 3: Cross multiply
122,048.44x = 183,075.93 × 38,942.44 - Step 4: Simplify right side
122,048.44x = 7,129,422,961.78 - Step 5: Solve for x
x = 7,129,422,961.78/122,048.44 - Step 6: Final answer
x = 58,414.70
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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.