Finding the Fourth Proportional to 87,529.08, 120,777.02 and 49,283.08
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Solution
The fourth proportional to 87,529.08, 120,777.02 and 49,283.08 is: 68,003.27
Step by Step Solution
- Step 1: Write the proportion equation
87,529.08 : 120,777.02 = 49,283.08 : x - Step 2: Convert to fraction form
87,529.08/120,777.02 = 49,283.08/x - Step 3: Cross multiply
87,529.08x = 120,777.02 × 49,283.08 - Step 4: Simplify right side
87,529.08x = 5,952,263,538.82 - Step 5: Solve for x
x = 5,952,263,538.82/87,529.08 - Step 6: Final answer
x = 68,003.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.