Finding the Fourth Proportional to 123,286.19, 184,946.67 and 48,365.70
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Solution
The fourth proportional to 123,286.19, 184,946.67 and 48,365.70 is: 72,555.37
Step by Step Solution
- Step 1: Write the proportion equation
123,286.19 : 184,946.67 = 48,365.70 : x - Step 2: Convert to fraction form
123,286.19/184,946.67 = 48,365.70/x - Step 3: Cross multiply
123,286.19x = 184,946.67 × 48,365.70 - Step 4: Simplify right side
123,286.19x = 8,945,075,157.22 - Step 5: Solve for x
x = 8,945,075,157.22/123,286.19 - Step 6: Final answer
x = 72,555.37
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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.