Finding the Fourth Proportional to 232,905.38, 321,318.36 and 130,907.44
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Solution
The fourth proportional to 232,905.38, 321,318.36 and 130,907.44 is: 180,601.09
Step by Step Solution
- Step 1: Write the proportion equation
232,905.38 : 321,318.36 = 130,907.44 : x - Step 2: Convert to fraction form
232,905.38/321,318.36 = 130,907.44/x - Step 3: Cross multiply
232,905.38x = 321,318.36 × 130,907.44 - Step 4: Simplify right side
232,905.38x = 42,062,964,334.25 - Step 5: Solve for x
x = 42,062,964,334.25/232,905.38 - Step 6: Final answer
x = 180,601.09
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1.5x scale
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.