Finding the Fourth Proportional to 75,324.68, 103,944.57 and 41,332.32
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Solution
The fourth proportional to 75,324.68, 103,944.57 and 41,332.32 is: 57,036.69
Step by Step Solution
- Step 1: Write the proportion equation
75,324.68 : 103,944.57 = 41,332.32 : x - Step 2: Convert to fraction form
75,324.68/103,944.57 = 41,332.32/x - Step 3: Cross multiply
75,324.68x = 103,944.57 × 41,332.32 - Step 4: Simplify right side
75,324.68x = 4,296,270,074.51 - Step 5: Solve for x
x = 4,296,270,074.51/75,324.68 - Step 6: Final answer
x = 57,036.69
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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.