Finding the Fourth Proportional to 269,036.44, 371,287.14 and 148,177.70
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Solution
The fourth proportional to 269,036.44, 371,287.14 and 148,177.70 is: 204,494.51
Step by Step Solution
- Step 1: Write the proportion equation
269,036.44 : 371,287.14 = 148,177.70 : x - Step 2: Convert to fraction form
269,036.44/371,287.14 = 148,177.70/x - Step 3: Cross multiply
269,036.44x = 371,287.14 × 148,177.70 - Step 4: Simplify right side
269,036.44x = 55,016,474,444.78 - Step 5: Solve for x
x = 55,016,474,444.78/269,036.44 - Step 6: Final answer
x = 204,494.51
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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.