Finding the Fourth Proportional to 239.06, 358.26 and 102.08
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Solution
The fourth proportional to 239.06, 358.26 and 102.08 is: 152.98
Step by Step Solution
- Step 1: Write the proportion equation
239.06 : 358.26 = 102.08 : x - Step 2: Convert to fraction form
239.06/358.26 = 102.08/x - Step 3: Cross multiply
239.06x = 358.26 × 102.08 - Step 4: Simplify right side
239.06x = 36,571.18 - Step 5: Solve for x
x = 36,571.18/239.06 - Step 6: Final answer
x = 152.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.