Finding the Fourth Proportional to 122,268.36, 183,390.26 and 33,530.79
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Solution
The fourth proportional to 122,268.36, 183,390.26 and 33,530.79 is: 50,292.82
Step by Step Solution
- Step 1: Write the proportion equation
122,268.36 : 183,390.26 = 33,530.79 : x - Step 2: Convert to fraction form
122,268.36/183,390.26 = 33,530.79/x - Step 3: Cross multiply
122,268.36x = 183,390.26 × 33,530.79 - Step 4: Simplify right side
122,268.36x = 6,149,220,128.45 - Step 5: Solve for x
x = 6,149,220,128.45/122,268.36 - Step 6: Final answer
x = 50,292.82
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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.