Finding the Fourth Proportional to 204,560.24, 282,147.72 and 136,542.92
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Solution
The fourth proportional to 204,560.24, 282,147.72 and 136,542.92 is: 188,332.17
Step by Step Solution
- Step 1: Write the proportion equation
204,560.24 : 282,147.72 = 136,542.92 : x - Step 2: Convert to fraction form
204,560.24/282,147.72 = 136,542.92/x - Step 3: Cross multiply
204,560.24x = 282,147.72 × 136,542.92 - Step 4: Simplify right side
204,560.24x = 38,525,273,560.14 - Step 5: Solve for x
x = 38,525,273,560.14/204,560.24 - Step 6: Final answer
x = 188,332.17
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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.