Finding the Fourth Proportional to 238,497.99, 329,147.43 and 162,186.38
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Solution
The fourth proportional to 238,497.99, 329,147.43 and 162,186.38 is: 223,830.95
Step by Step Solution
- Step 1: Write the proportion equation
238,497.99 : 329,147.43 = 162,186.38 : x - Step 2: Convert to fraction form
238,497.99/329,147.43 = 162,186.38/x - Step 3: Cross multiply
238,497.99x = 329,147.43 × 162,186.38 - Step 4: Simplify right side
238,497.99x = 53,383,230,865.71 - Step 5: Solve for x
x = 53,383,230,865.71/238,497.99 - Step 6: Final answer
x = 223,830.95
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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.