Finding the Fourth Proportional to 269,775.36, 372,232.26 and 156,537.36
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Solution
The fourth proportional to 269,775.36, 372,232.26 and 156,537.36 is: 215,988.05
Step by Step Solution
- Step 1: Write the proportion equation
269,775.36 : 372,232.26 = 156,537.36 : x - Step 2: Convert to fraction form
269,775.36/372,232.26 = 156,537.36/x - Step 3: Cross multiply
269,775.36x = 372,232.26 × 156,537.36 - Step 4: Simplify right side
269,775.36x = 58,268,255,287.23 - Step 5: Solve for x
x = 58,268,255,287.23/269,775.36 - Step 6: Final answer
x = 215,988.05
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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.