Finding the Fourth Proportional to 134,166.11, 201,224.93 and 54,201.15
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Solution
The fourth proportional to 134,166.11, 201,224.93 and 54,201.15 is: 81,291.94
Step by Step Solution
- Step 1: Write the proportion equation
134,166.11 : 201,224.93 = 54,201.15 : x - Step 2: Convert to fraction form
134,166.11/201,224.93 = 54,201.15/x - Step 3: Cross multiply
134,166.11x = 201,224.93 × 54,201.15 - Step 4: Simplify right side
134,166.11x = 10,906,622,343.66 - Step 5: Solve for x
x = 10,906,622,343.66/134,166.11 - Step 6: Final answer
x = 81,291.94
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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.