Finding the Fourth Proportional to 241,039.56, 361,442.70 and 83,212.68
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Solution
The fourth proportional to 241,039.56, 361,442.70 and 83,212.68 is: 124,778.75
Step by Step Solution
- Step 1: Write the proportion equation
241,039.56 : 361,442.70 = 83,212.68 : x - Step 2: Convert to fraction form
241,039.56/361,442.70 = 83,212.68/x - Step 3: Cross multiply
241,039.56x = 361,442.70 × 83,212.68 - Step 4: Simplify right side
241,039.56x = 30,076,615,733.44 - Step 5: Solve for x
x = 30,076,615,733.44/241,039.56 - Step 6: Final answer
x = 124,778.75
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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.