Finding the Fourth Proportional to 87,285.63, 130,936.04 and 24,105.84
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Solution
The fourth proportional to 87,285.63, 130,936.04 and 24,105.84 is: 36,160.86
Step by Step Solution
- Step 1: Write the proportion equation
87,285.63 : 130,936.04 = 24,105.84 : x - Step 2: Convert to fraction form
87,285.63/130,936.04 = 24,105.84/x - Step 3: Cross multiply
87,285.63x = 130,936.04 × 24,105.84 - Step 4: Simplify right side
87,285.63x = 3,156,323,230.47 - Step 5: Solve for x
x = 3,156,323,230.47/87,285.63 - Step 6: Final answer
x = 36,160.86
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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.