Finding the Fourth Proportional to 73,694.08, 101,697.96 and 40,160.08
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Solution
The fourth proportional to 73,694.08, 101,697.96 and 40,160.08 is: 55,420.98
Step by Step Solution
- Step 1: Write the proportion equation
73,694.08 : 101,697.96 = 40,160.08 : x - Step 2: Convert to fraction form
73,694.08/101,697.96 = 40,160.08/x - Step 3: Cross multiply
73,694.08x = 101,697.96 × 40,160.08 - Step 4: Simplify right side
73,694.08x = 4,084,198,209.44 - Step 5: Solve for x
x = 4,084,198,209.44/73,694.08 - Step 6: Final answer
x = 55,420.98
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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.