Finding the Fourth Proportional to 269,245.62, 371,561.58 and 148,387.14
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Solution
The fourth proportional to 269,245.62, 371,561.58 and 148,387.14 is: 204,775.70
Step by Step Solution
- Step 1: Write the proportion equation
269,245.62 : 371,561.58 = 148,387.14 : x - Step 2: Convert to fraction form
269,245.62/371,561.58 = 148,387.14/x - Step 3: Cross multiply
269,245.62x = 371,561.58 × 148,387.14 - Step 4: Simplify right side
269,245.62x = 55,134,960,190.08 - Step 5: Solve for x
x = 55,134,960,190.08/269,245.62 - Step 6: Final answer
x = 204,775.70
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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.