Finding the Fourth Proportional to 178,661.97, 246,557.39 and 102,187.98
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Solution
The fourth proportional to 178,661.97, 246,557.39 and 102,187.98 is: 141,021.62
Step by Step Solution
- Step 1: Write the proportion equation
178,661.97 : 246,557.39 = 102,187.98 : x - Step 2: Convert to fraction form
178,661.97/246,557.39 = 102,187.98/x - Step 3: Cross multiply
178,661.97x = 246,557.39 × 102,187.98 - Step 4: Simplify right side
178,661.97x = 25,195,201,127.23 - Step 5: Solve for x
x = 25,195,201,127.23/178,661.97 - Step 6: Final answer
x = 141,021.62
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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.