Finding the Fourth Proportional to 269,235.11, 371,546.99 and 148,380.75
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Solution
The fourth proportional to 269,235.11, 371,546.99 and 148,380.75 is: 204,766.83
Step by Step Solution
- Step 1: Write the proportion equation
269,235.11 : 371,546.99 = 148,380.75 : x - Step 2: Convert to fraction form
269,235.11/371,546.99 = 148,380.75/x - Step 3: Cross multiply
269,235.11x = 371,546.99 × 148,380.75 - Step 4: Simplify right side
269,235.11x = 55,130,421,036.44 - Step 5: Solve for x
x = 55,130,421,036.44/269,235.11 - Step 6: Final answer
x = 204,766.83
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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.