Finding the Fourth Proportional to 270,139.80, 404,858.97 and 110,028.99
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Solution
The fourth proportional to 270,139.80, 404,858.97 and 110,028.99 is: 164,900.63
Step by Step Solution
- Step 1: Write the proportion equation
270,139.80 : 404,858.97 = 110,028.99 : x - Step 2: Convert to fraction form
270,139.80/404,858.97 = 110,028.99/x - Step 3: Cross multiply
270,139.80x = 404,858.97 × 110,028.99 - Step 4: Simplify right side
270,139.80x = 44,546,223,561.54 - Step 5: Solve for x
x = 44,546,223,561.54/270,139.80 - Step 6: Final answer
x = 164,900.63
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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.