Finding the Fourth Proportional to 269,046.42, 371,286.55 and 148,191.99
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Solution
The fourth proportional to 269,046.42, 371,286.55 and 148,191.99 is: 204,506.31
Step by Step Solution
- Step 1: Write the proportion equation
269,046.42 : 371,286.55 = 148,191.99 : x - Step 2: Convert to fraction form
269,046.42/371,286.55 = 148,191.99/x - Step 3: Cross multiply
269,046.42x = 371,286.55 × 148,191.99 - Step 4: Simplify right side
269,046.42x = 55,021,690,848.30 - Step 5: Solve for x
x = 55,021,690,848.30/269,046.42 - Step 6: Final answer
x = 204,506.31
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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.