Finding the Fourth Proportional to 83,114.20, 124,634.85 and 33,177.70
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Solution
The fourth proportional to 83,114.20, 124,634.85 and 33,177.70 is: 49,752.00
Step by Step Solution
- Step 1: Write the proportion equation
83,114.20 : 124,634.85 = 33,177.70 : x - Step 2: Convert to fraction form
83,114.20/124,634.85 = 33,177.70/x - Step 3: Cross multiply
83,114.20x = 124,634.85 × 33,177.70 - Step 4: Simplify right side
83,114.20x = 4,135,097,662.85 - Step 5: Solve for x
x = 4,135,097,662.85/83,114.20 - Step 6: Final answer
x = 49,752.00
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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.