Finding the Fourth Proportional to 202.97, 304.10 and 159.91
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Solution
The fourth proportional to 202.97, 304.10 and 159.91 is: 239.59
Step by Step Solution
- Step 1: Write the proportion equation
202.97 : 304.10 = 159.91 : x - Step 2: Convert to fraction form
202.97/304.10 = 159.91/x - Step 3: Cross multiply
202.97x = 304.10 × 159.91 - Step 4: Simplify right side
202.97x = 48,628.63 - Step 5: Solve for x
x = 48,628.63/202.97 - Step 6: Final answer
x = 239.59
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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.