Finding the Fourth Proportional to 150,163.97, 225,008.84 and 121,946.72
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Solution
The fourth proportional to 150,163.97, 225,008.84 and 121,946.72 is: 182,727.52
Step by Step Solution
- Step 1: Write the proportion equation
150,163.97 : 225,008.84 = 121,946.72 : x - Step 2: Convert to fraction form
150,163.97/225,008.84 = 121,946.72/x - Step 3: Cross multiply
150,163.97x = 225,008.84 × 121,946.72 - Step 4: Simplify right side
150,163.97x = 27,439,089,188.83 - Step 5: Solve for x
x = 27,439,089,188.83/150,163.97 - Step 6: Final answer
x = 182,727.52
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1.5x scale
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.