Finding the Fourth Proportional to 104,421.46, 156,698.08 and 44,449.84
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Solution
The fourth proportional to 104,421.46, 156,698.08 and 44,449.84 is: 66,702.81
Step by Step Solution
- Step 1: Write the proportion equation
104,421.46 : 156,698.08 = 44,449.84 : x - Step 2: Convert to fraction form
104,421.46/156,698.08 = 44,449.84/x - Step 3: Cross multiply
104,421.46x = 156,698.08 × 44,449.84 - Step 4: Simplify right side
104,421.46x = 6,965,204,584.31 - Step 5: Solve for x
x = 6,965,204,584.31/104,421.46 - Step 6: Final answer
x = 66,702.81
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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.