Finding the Fourth Proportional to 195,756.84, 270,137.22 and 106,330.92
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Solution
The fourth proportional to 195,756.84, 270,137.22 and 106,330.92 is: 146,732.75
Step by Step Solution
- Step 1: Write the proportion equation
195,756.84 : 270,137.22 = 106,330.92 : x - Step 2: Convert to fraction form
195,756.84/270,137.22 = 106,330.92/x - Step 3: Cross multiply
195,756.84x = 270,137.22 × 106,330.92 - Step 4: Simplify right side
195,756.84x = 28,723,939,128.84 - Step 5: Solve for x
x = 28,723,939,128.84/195,756.84 - Step 6: Final answer
x = 146,732.75
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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.