Finding the Fourth Proportional to 134,163.60, 201,072.60 and 102,843.60
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Solution
The fourth proportional to 134,163.60, 201,072.60 and 102,843.60 is: 154,132.94
Step by Step Solution
- Step 1: Write the proportion equation
134,163.60 : 201,072.60 = 102,843.60 : x - Step 2: Convert to fraction form
134,163.60/201,072.60 = 102,843.60/x - Step 3: Cross multiply
134,163.60x = 201,072.60 × 102,843.60 - Step 4: Simplify right side
134,163.60x = 20,679,030,045.36 - Step 5: Solve for x
x = 20,679,030,045.36/134,163.60 - Step 6: Final answer
x = 154,132.94
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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.