Finding the Fourth Proportional to 144,257.44, 216,392.84 and 44,422.08
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Solution
The fourth proportional to 144,257.44, 216,392.84 and 44,422.08 is: 66,635.18
Step by Step Solution
- Step 1: Write the proportion equation
144,257.44 : 216,392.84 = 44,422.08 : x - Step 2: Convert to fraction form
144,257.44/216,392.84 = 44,422.08/x - Step 3: Cross multiply
144,257.44x = 216,392.84 × 44,422.08 - Step 4: Simplify right side
144,257.44x = 9,612,620,049.91 - Step 5: Solve for x
x = 9,612,620,049.91/144,257.44 - Step 6: Final answer
x = 66,635.18
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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.