Finding the Fourth Proportional to 122,614.26, 183,921.81 and 33,865.80
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Solution
The fourth proportional to 122,614.26, 183,921.81 and 33,865.80 is: 50,798.82
Step by Step Solution
- Step 1: Write the proportion equation
122,614.26 : 183,921.81 = 33,865.80 : x - Step 2: Convert to fraction form
122,614.26/183,921.81 = 33,865.80/x - Step 3: Cross multiply
122,614.26x = 183,921.81 × 33,865.80 - Step 4: Simplify right side
122,614.26x = 6,228,659,233.10 - Step 5: Solve for x
x = 6,228,659,233.10/122,614.26 - Step 6: Final answer
x = 50,798.82
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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.