Finding the Fourth Proportional to 170,178.68, 255,295.75 and 50,247.75
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Solution
The fourth proportional to 170,178.68, 255,295.75 and 50,247.75 is: 75,379.82
Step by Step Solution
- Step 1: Write the proportion equation
170,178.68 : 255,295.75 = 50,247.75 : x - Step 2: Convert to fraction form
170,178.68/255,295.75 = 50,247.75/x - Step 3: Cross multiply
170,178.68x = 255,295.75 × 50,247.75 - Step 4: Simplify right side
170,178.68x = 12,828,037,660.30 - Step 5: Solve for x
x = 12,828,037,660.30/170,178.68 - Step 6: Final answer
x = 75,379.82
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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.