Finding the Fourth Proportional to 177,177.24, 244,563.84 and 105,579.72
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Solution
The fourth proportional to 177,177.24, 244,563.84 and 105,579.72 is: 145,735.32
Step by Step Solution
- Step 1: Write the proportion equation
177,177.24 : 244,563.84 = 105,579.72 : x - Step 2: Convert to fraction form
177,177.24/244,563.84 = 105,579.72/x - Step 3: Cross multiply
177,177.24x = 244,563.84 × 105,579.72 - Step 4: Simplify right side
177,177.24x = 25,820,981,749.32 - Step 5: Solve for x
x = 25,820,981,749.32/177,177.24 - Step 6: Final answer
x = 145,735.32
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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.