Finding the Fourth Proportional to 75,325.62, 103,949.07 and 41,334.68
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Solution
The fourth proportional to 75,325.62, 103,949.07 and 41,334.68 is: 57,041.70
Step by Step Solution
- Step 1: Write the proportion equation
75,325.62 : 103,949.07 = 41,334.68 : x - Step 2: Convert to fraction form
75,325.62/103,949.07 = 41,334.68/x - Step 3: Cross multiply
75,325.62x = 103,949.07 × 41,334.68 - Step 4: Simplify right side
75,325.62x = 4,296,701,388.21 - Step 5: Solve for x
x = 4,296,701,388.21/75,325.62 - Step 6: Final answer
x = 57,041.70
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1.5x scale
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.