Finding the Fourth Proportional to 253,829.69, 350,284.97 and 140,652.44
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Solution
The fourth proportional to 253,829.69, 350,284.97 and 140,652.44 is: 194,100.37
Step by Step Solution
- Step 1: Write the proportion equation
253,829.69 : 350,284.97 = 140,652.44 : x - Step 2: Convert to fraction form
253,829.69/350,284.97 = 140,652.44/x - Step 3: Cross multiply
253,829.69x = 350,284.97 × 140,652.44 - Step 4: Simplify right side
253,829.69x = 49,268,435,725.83 - Step 5: Solve for x
x = 49,268,435,725.83/253,829.69 - Step 6: Final answer
x = 194,100.37
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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.