Finding the Fourth Proportional to 75,100.09, 103,638.39 and 41,566.09
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Solution
The fourth proportional to 75,100.09, 103,638.39 and 41,566.09 is: 57,361.35
Step by Step Solution
- Step 1: Write the proportion equation
75,100.09 : 103,638.39 = 41,566.09 : x - Step 2: Convert to fraction form
75,100.09/103,638.39 = 41,566.09/x - Step 3: Cross multiply
75,100.09x = 103,638.39 × 41,566.09 - Step 4: Simplify right side
75,100.09x = 4,307,842,646.20 - Step 5: Solve for x
x = 4,307,842,646.20/75,100.09 - Step 6: Final answer
x = 57,361.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.