Finding the Fourth Proportional to 239,224.97, 330,129.69 and 131,794.07
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Solution
The fourth proportional to 239,224.97, 330,129.69 and 131,794.07 is: 181,875.39
Step by Step Solution
- Step 1: Write the proportion equation
239,224.97 : 330,129.69 = 131,794.07 : x - Step 2: Convert to fraction form
239,224.97/330,129.69 = 131,794.07/x - Step 3: Cross multiply
239,224.97x = 330,129.69 × 131,794.07 - Step 4: Simplify right side
239,224.97x = 43,509,133,822.29 - Step 5: Solve for x
x = 43,509,133,822.29/239,224.97 - Step 6: Final answer
x = 181,875.39
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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.