Finding the Fourth Proportional to 197,836.43, 272,863.58 and 170,287.98
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Solution
The fourth proportional to 197,836.43, 272,863.58 and 170,287.98 is: 234,867.70
Step by Step Solution
- Step 1: Write the proportion equation
197,836.43 : 272,863.58 = 170,287.98 : x - Step 2: Convert to fraction form
197,836.43/272,863.58 = 170,287.98/x - Step 3: Cross multiply
197,836.43x = 272,863.58 × 170,287.98 - Step 4: Simplify right side
197,836.43x = 46,465,387,002.33 - Step 5: Solve for x
x = 46,465,387,002.33/197,836.43 - Step 6: Final answer
x = 234,867.70
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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.