Finding the Fourth Proportional to 283.97, 425.76 and 110.65
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Solution
The fourth proportional to 283.97, 425.76 and 110.65 is: 165.90
Step by Step Solution
- Step 1: Write the proportion equation
283.97 : 425.76 = 110.65 : x - Step 2: Convert to fraction form
283.97/425.76 = 110.65/x - Step 3: Cross multiply
283.97x = 425.76 × 110.65 - Step 4: Simplify right side
283.97x = 47,110.13 - Step 5: Solve for x
x = 47,110.13/283.97 - Step 6: Final answer
x = 165.90
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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.