Finding the Fourth Proportional to 119,497.06, 164,907.84 and 68,514.28
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Solution
The fourth proportional to 119,497.06, 164,907.84 and 68,514.28 is: 94,550.79
Step by Step Solution
- Step 1: Write the proportion equation
119,497.06 : 164,907.84 = 68,514.28 : x - Step 2: Convert to fraction form
119,497.06/164,907.84 = 68,514.28/x - Step 3: Cross multiply
119,497.06x = 164,907.84 × 68,514.28 - Step 4: Simplify right side
119,497.06x = 11,298,541,923.96 - Step 5: Solve for x
x = 11,298,541,923.96/119,497.06 - Step 6: Final answer
x = 94,550.79
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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.