Finding the Fourth Proportional to 75,923.75, 104,772.87 and 41,467.05
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Solution
The fourth proportional to 75,923.75, 104,772.87 and 41,467.05 is: 57,223.49
Step by Step Solution
- Step 1: Write the proportion equation
75,923.75 : 104,772.87 = 41,467.05 : x - Step 2: Convert to fraction form
75,923.75/104,772.87 = 41,467.05/x - Step 3: Cross multiply
75,923.75x = 104,772.87 × 41,467.05 - Step 4: Simplify right side
75,923.75x = 4,344,621,838.93 - Step 5: Solve for x
x = 4,344,621,838.93/75,923.75 - Step 6: Final answer
x = 57,223.49
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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.