Finding the Fourth Proportional to 204,512.76, 282,239.27 and 122,865.99
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Solution
The fourth proportional to 204,512.76, 282,239.27 and 122,865.99 is: 169,562.07
Step by Step Solution
- Step 1: Write the proportion equation
204,512.76 : 282,239.27 = 122,865.99 : x - Step 2: Convert to fraction form
204,512.76/282,239.27 = 122,865.99/x - Step 3: Cross multiply
204,512.76x = 282,239.27 × 122,865.99 - Step 4: Simplify right side
204,512.76x = 34,677,606,711.10 - Step 5: Solve for x
x = 34,677,606,711.10/204,512.76 - Step 6: Final answer
x = 169,562.07
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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.