Finding the Fourth Proportional to 125,635.05, 188,452.58 and 119,803.05
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Solution
The fourth proportional to 125,635.05, 188,452.58 and 119,803.05 is: 179,704.58
Step by Step Solution
- Step 1: Write the proportion equation
125,635.05 : 188,452.58 = 119,803.05 : x - Step 2: Convert to fraction form
125,635.05/188,452.58 = 119,803.05/x - Step 3: Cross multiply
125,635.05x = 188,452.58 × 119,803.05 - Step 4: Simplify right side
125,635.05x = 22,577,193,265.35 - Step 5: Solve for x
x = 22,577,193,265.35/125,635.05 - Step 6: Final answer
x = 179,704.58
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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.