Finding the Fourth Proportional to 83,791.84, 125,692.41 and 27,629.68
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Solution
The fourth proportional to 83,791.84, 125,692.41 and 27,629.68 is: 41,446.05
Step by Step Solution
- Step 1: Write the proportion equation
83,791.84 : 125,692.41 = 27,629.68 : x - Step 2: Convert to fraction form
83,791.84/125,692.41 = 27,629.68/x - Step 3: Cross multiply
83,791.84x = 125,692.41 × 27,629.68 - Step 4: Simplify right side
83,791.84x = 3,472,841,066.73 - Step 5: Solve for x
x = 3,472,841,066.73/83,791.84 - Step 6: Final answer
x = 41,446.05
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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.