Finding the Fourth Proportional to 246,048.20, 368,840.10 and 133,562.60
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Solution
The fourth proportional to 246,048.20, 368,840.10 and 133,562.60 is: 200,217.85
Step by Step Solution
- Step 1: Write the proportion equation
246,048.20 : 368,840.10 = 133,562.60 : x - Step 2: Convert to fraction form
246,048.20/368,840.10 = 133,562.60/x - Step 3: Cross multiply
246,048.20x = 368,840.10 × 133,562.60 - Step 4: Simplify right side
246,048.20x = 49,263,242,740.26 - Step 5: Solve for x
x = 49,263,242,740.26/246,048.20 - Step 6: Final answer
x = 200,217.85
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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.