Finding the Fourth Proportional to 200,336.76, 300,804.84 and 125,929.08
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Solution
The fourth proportional to 200,336.76, 300,804.84 and 125,929.08 is: 189,082.01
Step by Step Solution
- Step 1: Write the proportion equation
200,336.76 : 300,804.84 = 125,929.08 : x - Step 2: Convert to fraction form
200,336.76/300,804.84 = 125,929.08/x - Step 3: Cross multiply
200,336.76x = 300,804.84 × 125,929.08 - Step 4: Simplify right side
200,336.76x = 37,880,076,760.75 - Step 5: Solve for x
x = 37,880,076,760.75/200,336.76 - Step 6: Final answer
x = 189,082.01
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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.