Finding the Fourth Proportional to 255,331.50, 352,357.74 and 147,907.68
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Solution
The fourth proportional to 255,331.50, 352,357.74 and 147,907.68 is: 204,112.75
Step by Step Solution
- Step 1: Write the proportion equation
255,331.50 : 352,357.74 = 147,907.68 : x - Step 2: Convert to fraction form
255,331.50/352,357.74 = 147,907.68/x - Step 3: Cross multiply
255,331.50x = 352,357.74 × 147,907.68 - Step 4: Simplify right side
255,331.50x = 52,116,415,853.44 - Step 5: Solve for x
x = 52,116,415,853.44/255,331.50 - Step 6: Final answer
x = 204,112.75
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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.