Finding the Fourth Proportional to 73,334.62, 101,201.78 and 39,800.62
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Solution
The fourth proportional to 73,334.62, 101,201.78 and 39,800.62 is: 54,924.86
Step by Step Solution
- Step 1: Write the proportion equation
73,334.62 : 101,201.78 = 39,800.62 : x - Step 2: Convert to fraction form
73,334.62/101,201.78 = 39,800.62/x - Step 3: Cross multiply
73,334.62x = 101,201.78 × 39,800.62 - Step 4: Simplify right side
73,334.62x = 4,027,893,589.10 - Step 5: Solve for x
x = 4,027,893,589.10/73,334.62 - Step 6: Final answer
x = 54,924.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.