Finding the Fourth Proportional to 83,692.65, 125,546.36 and 23,721.93
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Solution
The fourth proportional to 83,692.65, 125,546.36 and 23,721.93 is: 35,584.99
Step by Step Solution
- Step 1: Write the proportion equation
83,692.65 : 125,546.36 = 23,721.93 : x - Step 2: Convert to fraction form
83,692.65/125,546.36 = 23,721.93/x - Step 3: Cross multiply
83,692.65x = 125,546.36 × 23,721.93 - Step 4: Simplify right side
83,692.65x = 2,978,201,845.07 - Step 5: Solve for x
x = 2,978,201,845.07/83,692.65 - Step 6: Final answer
x = 35,584.99
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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.