Finding the Fourth Proportional to 170,213.36, 255,357.96 and 51,893.84
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Solution
The fourth proportional to 170,213.36, 255,357.96 and 51,893.84 is: 77,852.32
Step by Step Solution
- Step 1: Write the proportion equation
170,213.36 : 255,357.96 = 51,893.84 : x - Step 2: Convert to fraction form
170,213.36/255,357.96 = 51,893.84/x - Step 3: Cross multiply
170,213.36x = 255,357.96 × 51,893.84 - Step 4: Simplify right side
170,213.36x = 13,251,505,118.97 - Step 5: Solve for x
x = 13,251,505,118.97/170,213.36 - Step 6: Final answer
x = 77,852.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.