Finding the Fourth Proportional to 197,366.33, 272,367.08 and 108,964.31
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Solution
The fourth proportional to 197,366.33, 272,367.08 and 108,964.31 is: 150,371.59
Step by Step Solution
- Step 1: Write the proportion equation
197,366.33 : 272,367.08 = 108,964.31 : x - Step 2: Convert to fraction form
197,366.33/272,367.08 = 108,964.31/x - Step 3: Cross multiply
197,366.33x = 272,367.08 × 108,964.31 - Step 4: Simplify right side
197,366.33x = 29,678,289,032.26 - Step 5: Solve for x
x = 29,678,289,032.26/197,366.33 - Step 6: Final answer
x = 150,371.59
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1.5x scale
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.