Finding the Fourth Proportional to 122,090.22, 183,163.86 and 37,845.99
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Solution
The fourth proportional to 122,090.22, 183,163.86 and 37,845.99 is: 56,777.83
Step by Step Solution
- Step 1: Write the proportion equation
122,090.22 : 183,163.86 = 37,845.99 : x - Step 2: Convert to fraction form
122,090.22/183,163.86 = 37,845.99/x - Step 3: Cross multiply
122,090.22x = 183,163.86 × 37,845.99 - Step 4: Simplify right side
122,090.22x = 6,932,017,613.92 - Step 5: Solve for x
x = 6,932,017,613.92/122,090.22 - Step 6: Final answer
x = 56,777.83
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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.