Finding the Fourth Proportional to 134,161.60, 201,069.60 and 102,841.60
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Solution
The fourth proportional to 134,161.60, 201,069.60 and 102,841.60 is: 154,129.94
Step by Step Solution
- Step 1: Write the proportion equation
134,161.60 : 201,069.60 = 102,841.60 : x - Step 2: Convert to fraction form
134,161.60/201,069.60 = 102,841.60/x - Step 3: Cross multiply
134,161.60x = 201,069.60 × 102,841.60 - Step 4: Simplify right side
134,161.60x = 20,678,319,375.36 - Step 5: Solve for x
x = 20,678,319,375.36/134,161.60 - Step 6: Final answer
x = 154,129.94
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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.