Finding the Fourth Proportional to 277,498.08, 416,247.84 and 67,135.68
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Solution
The fourth proportional to 277,498.08, 416,247.84 and 67,135.68 is: 100,703.69
Step by Step Solution
- Step 1: Write the proportion equation
277,498.08 : 416,247.84 = 67,135.68 : x - Step 2: Convert to fraction form
277,498.08/416,247.84 = 67,135.68/x - Step 3: Cross multiply
277,498.08x = 416,247.84 × 67,135.68 - Step 4: Simplify right side
277,498.08x = 27,945,081,786.93 - Step 5: Solve for x
x = 27,945,081,786.93/277,498.08 - Step 6: Final answer
x = 100,703.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.