Finding the Fourth Proportional to 191,251.24, 263,901.06 and 106,351.96
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Solution
The fourth proportional to 191,251.24, 263,901.06 and 106,351.96 is: 146,751.44
Step by Step Solution
- Step 1: Write the proportion equation
191,251.24 : 263,901.06 = 106,351.96 : x - Step 2: Convert to fraction form
191,251.24/263,901.06 = 106,351.96/x - Step 3: Cross multiply
191,251.24x = 263,901.06 × 106,351.96 - Step 4: Simplify right side
191,251.24x = 28,066,394,977.08 - Step 5: Solve for x
x = 28,066,394,977.08/191,251.24 - Step 6: Final answer
x = 146,751.44
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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.