Finding the Fourth Proportional to 195,529.70, 269,768.22 and 109,475.99
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Solution
The fourth proportional to 195,529.70, 269,768.22 and 109,475.99 is: 151,041.72
Step by Step Solution
- Step 1: Write the proportion equation
195,529.70 : 269,768.22 = 109,475.99 : x - Step 2: Convert to fraction form
195,529.70/269,768.22 = 109,475.99/x - Step 3: Cross multiply
195,529.70x = 269,768.22 × 109,475.99 - Step 4: Simplify right side
195,529.70x = 29,533,141,606.20 - Step 5: Solve for x
x = 29,533,141,606.20/195,529.70 - Step 6: Final answer
x = 151,041.72
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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.