Finding the Fourth Proportional to 183,816.80, 275,725.20 and 120,831.20
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Solution
The fourth proportional to 183,816.80, 275,725.20 and 120,831.20 is: 181,246.80
Step by Step Solution
- Step 1: Write the proportion equation
183,816.80 : 275,725.20 = 120,831.20 : x - Step 2: Convert to fraction form
183,816.80/275,725.20 = 120,831.20/x - Step 3: Cross multiply
183,816.80x = 275,725.20 × 120,831.20 - Step 4: Simplify right side
183,816.80x = 33,316,206,786.24 - Step 5: Solve for x
x = 33,316,206,786.24/183,816.80 - Step 6: Final answer
x = 181,246.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.