Finding the Fourth Proportional to 201,386.21, 277,903.46 and 110,745.99
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Solution
The fourth proportional to 201,386.21, 277,903.46 and 110,745.99 is: 152,824.24
Step by Step Solution
- Step 1: Write the proportion equation
201,386.21 : 277,903.46 = 110,745.99 : x - Step 2: Convert to fraction form
201,386.21/277,903.46 = 110,745.99/x - Step 3: Cross multiply
201,386.21x = 277,903.46 × 110,745.99 - Step 4: Simplify right side
201,386.21x = 30,776,694,078.99 - Step 5: Solve for x
x = 30,776,694,078.99/201,386.21 - Step 6: Final answer
x = 152,824.24
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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.