Finding the Fourth Proportional to 204,441.24, 282,128.94 and 113,795.28
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Solution
The fourth proportional to 204,441.24, 282,128.94 and 113,795.28 is: 157,037.50
Step by Step Solution
- Step 1: Write the proportion equation
204,441.24 : 282,128.94 = 113,795.28 : x - Step 2: Convert to fraction form
204,441.24/282,128.94 = 113,795.28/x - Step 3: Cross multiply
204,441.24x = 282,128.94 × 113,795.28 - Step 4: Simplify right side
204,441.24x = 32,104,941,723.40 - Step 5: Solve for x
x = 32,104,941,723.40/204,441.24 - Step 6: Final answer
x = 157,037.50
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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.