Finding the Fourth Proportional to 255,163.05, 382,750.88 and 122,057.37
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Solution
The fourth proportional to 255,163.05, 382,750.88 and 122,057.37 is: 183,089.07
Step by Step Solution
- Step 1: Write the proportion equation
255,163.05 : 382,750.88 = 122,057.37 : x - Step 2: Convert to fraction form
255,163.05/382,750.88 = 122,057.37/x - Step 3: Cross multiply
255,163.05x = 382,750.88 × 122,057.37 - Step 4: Simplify right side
255,163.05x = 46,717,565,167.70 - Step 5: Solve for x
x = 46,717,565,167.70/255,163.05 - Step 6: Final answer
x = 183,089.07
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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.