Finding the Fourth Proportional to 300,102.54, 450,154.23 and 122,609.70
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Solution
The fourth proportional to 300,102.54, 450,154.23 and 122,609.70 is: 183,914.72
Step by Step Solution
- Step 1: Write the proportion equation
300,102.54 : 450,154.23 = 122,609.70 : x - Step 2: Convert to fraction form
300,102.54/450,154.23 = 122,609.70/x - Step 3: Cross multiply
300,102.54x = 450,154.23 × 122,609.70 - Step 4: Simplify right side
300,102.54x = 55,193,275,094.03 - Step 5: Solve for x
x = 55,193,275,094.03/300,102.54 - Step 6: Final answer
x = 183,914.72
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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.