Finding the Fourth Proportional to 130,481.08, 195,745.62 and 55,601.08
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Solution
The fourth proportional to 130,481.08, 195,745.62 and 55,601.08 is: 83,411.85
Step by Step Solution
- Step 1: Write the proportion equation
130,481.08 : 195,745.62 = 55,601.08 : x - Step 2: Convert to fraction form
130,481.08/195,745.62 = 55,601.08/x - Step 3: Cross multiply
130,481.08x = 195,745.62 × 55,601.08 - Step 4: Simplify right side
130,481.08x = 10,883,667,877.27 - Step 5: Solve for x
x = 10,883,667,877.27/130,481.08 - Step 6: Final answer
x = 83,411.85
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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.