Finding the Fourth Proportional to 282.03, 423.06 and 159.99
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Solution
The fourth proportional to 282.03, 423.06 and 159.99 is: 239.99
Step by Step Solution
- Step 1: Write the proportion equation
282.03 : 423.06 = 159.99 : x - Step 2: Convert to fraction form
282.03/423.06 = 159.99/x - Step 3: Cross multiply
282.03x = 423.06 × 159.99 - Step 4: Simplify right side
282.03x = 67,685.37 - Step 5: Solve for x
x = 67,685.37/282.03 - Step 6: Final answer
x = 239.99
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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.