Finding the Fourth Proportional to 100,630.56, 150,964.99 and 34,052.81
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Solution
The fourth proportional to 100,630.56, 150,964.99 and 34,052.81 is: 51,085.70
Step by Step Solution
- Step 1: Write the proportion equation
100,630.56 : 150,964.99 = 34,052.81 : x - Step 2: Convert to fraction form
100,630.56/150,964.99 = 34,052.81/x - Step 3: Cross multiply
100,630.56x = 150,964.99 × 34,052.81 - Step 4: Simplify right side
100,630.56x = 5,140,782,413.40 - Step 5: Solve for x
x = 5,140,782,413.40/100,630.56 - Step 6: Final answer
x = 51,085.70
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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.