Finding the Fourth Proportional to 150,403.21, 225,611.58 and 49,207.03
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Solution
The fourth proportional to 150,403.21, 225,611.58 and 49,207.03 is: 73,812.76
Step by Step Solution
- Step 1: Write the proportion equation
150,403.21 : 225,611.58 = 49,207.03 : x - Step 2: Convert to fraction form
150,403.21/225,611.58 = 49,207.03/x - Step 3: Cross multiply
150,403.21x = 225,611.58 × 49,207.03 - Step 4: Simplify right side
150,403.21x = 11,101,675,785.41 - Step 5: Solve for x
x = 11,101,675,785.41/150,403.21 - Step 6: Final answer
x = 73,812.76
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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.