Finding the Fourth Proportional to 75,112.23, 103,647.68 and 44,891.53
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Solution
The fourth proportional to 75,112.23, 103,647.68 and 44,891.53 is: 61,946.01
Step by Step Solution
- Step 1: Write the proportion equation
75,112.23 : 103,647.68 = 44,891.53 : x - Step 2: Convert to fraction form
75,112.23/103,647.68 = 44,891.53/x - Step 3: Cross multiply
75,112.23x = 103,647.68 × 44,891.53 - Step 4: Simplify right side
75,112.23x = 4,652,902,711.69 - Step 5: Solve for x
x = 4,652,902,711.69/75,112.23 - Step 6: Final answer
x = 61,946.01
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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.