Finding the Fourth Proportional to 66,894.97, 100,145.62 and 44,653.18
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Solution
The fourth proportional to 66,894.97, 100,145.62 and 44,653.18 is: 66,848.38
Step by Step Solution
- Step 1: Write the proportion equation
66,894.97 : 100,145.62 = 44,653.18 : x - Step 2: Convert to fraction form
66,894.97/100,145.62 = 44,653.18/x - Step 3: Cross multiply
66,894.97x = 100,145.62 × 44,653.18 - Step 4: Simplify right side
66,894.97x = 4,471,820,034.07 - Step 5: Solve for x
x = 4,471,820,034.07/66,894.97 - Step 6: Final answer
x = 66,848.38
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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.