Finding the Fourth Proportional to 201,525.11, 278,104.61 and 110,879.09
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Solution
The fourth proportional to 201,525.11, 278,104.61 and 110,879.09 is: 153,013.12
Step by Step Solution
- Step 1: Write the proportion equation
201,525.11 : 278,104.61 = 110,879.09 : x - Step 2: Convert to fraction form
201,525.11/278,104.61 = 110,879.09/x - Step 3: Cross multiply
201,525.11x = 278,104.61 × 110,879.09 - Step 4: Simplify right side
201,525.11x = 30,835,986,081.60 - Step 5: Solve for x
x = 30,835,986,081.60/201,525.11 - Step 6: Final answer
x = 153,013.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.