Finding the Fourth Proportional to 79,954.62, 110,336.67 and 44,143.87
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Solution
The fourth proportional to 79,954.62, 110,336.67 and 44,143.87 is: 60,918.15
Step by Step Solution
- Step 1: Write the proportion equation
79,954.62 : 110,336.67 = 44,143.87 : x - Step 2: Convert to fraction form
79,954.62/110,336.67 = 44,143.87/x - Step 3: Cross multiply
79,954.62x = 110,336.67 × 44,143.87 - Step 4: Simplify right side
79,954.62x = 4,870,687,340.87 - Step 5: Solve for x
x = 4,870,687,340.87/79,954.62 - Step 6: Final answer
x = 60,918.15
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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.