Finding the Fourth Proportional to 201,847.41, 278,548.00 and 111,201.26
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Solution
The fourth proportional to 201,847.41, 278,548.00 and 111,201.26 is: 153,456.95
Step by Step Solution
- Step 1: Write the proportion equation
201,847.41 : 278,548.00 = 111,201.26 : x - Step 2: Convert to fraction form
201,847.41/278,548.00 = 111,201.26/x - Step 3: Cross multiply
201,847.41x = 278,548.00 × 111,201.26 - Step 4: Simplify right side
201,847.41x = 30,974,886,899.74 - Step 5: Solve for x
x = 30,974,886,899.74/201,847.41 - Step 6: Final answer
x = 153,456.95
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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.