Finding the Fourth Proportional to 200,671.84, 276,939.58 and 111,247.84
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Solution
The fourth proportional to 200,671.84, 276,939.58 and 111,247.84 is: 153,528.91
Step by Step Solution
- Step 1: Write the proportion equation
200,671.84 : 276,939.58 = 111,247.84 : x - Step 2: Convert to fraction form
200,671.84/276,939.58 = 111,247.84/x - Step 3: Cross multiply
200,671.84x = 276,939.58 × 111,247.84 - Step 4: Simplify right side
200,671.84x = 30,808,928,836.92 - Step 5: Solve for x
x = 30,808,928,836.92/200,671.84 - Step 6: Final answer
x = 153,528.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.