Finding the Fourth Proportional to 201,143.37, 301,715.06 and 51,383.99
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Solution
The fourth proportional to 201,143.37, 301,715.06 and 51,383.99 is: 77,075.99
Step by Step Solution
- Step 1: Write the proportion equation
201,143.37 : 301,715.06 = 51,383.99 : x - Step 2: Convert to fraction form
201,143.37/301,715.06 = 51,383.99/x - Step 3: Cross multiply
201,143.37x = 301,715.06 × 51,383.99 - Step 4: Simplify right side
201,143.37x = 15,503,323,625.89 - Step 5: Solve for x
x = 15,503,323,625.89/201,143.37 - Step 6: Final answer
x = 77,075.99
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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.