Finding the Fourth Proportional to 195,757.34, 270,137.90 and 106,331.42
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Solution
The fourth proportional to 195,757.34, 270,137.90 and 106,331.42 is: 146,733.43
Step by Step Solution
- Step 1: Write the proportion equation
195,757.34 : 270,137.90 = 106,331.42 : x - Step 2: Convert to fraction form
195,757.34/270,137.90 = 106,331.42/x - Step 3: Cross multiply
195,757.34x = 270,137.90 × 106,331.42 - Step 4: Simplify right side
195,757.34x = 28,724,146,502.82 - Step 5: Solve for x
x = 28,724,146,502.82/195,757.34 - Step 6: Final answer
x = 146,733.43
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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.