Finding the Fourth Proportional to 79,955.62, 110,338.05 and 44,144.87
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Solution
The fourth proportional to 79,955.62, 110,338.05 and 44,144.87 is: 60,919.53
Step by Step Solution
- Step 1: Write the proportion equation
79,955.62 : 110,338.05 = 44,144.87 : x - Step 2: Convert to fraction form
79,955.62/110,338.05 = 44,144.87/x - Step 3: Cross multiply
79,955.62x = 110,338.05 × 44,144.87 - Step 4: Simplify right side
79,955.62x = 4,870,858,873.30 - Step 5: Solve for x
x = 4,870,858,873.30/79,955.62 - Step 6: Final answer
x = 60,919.53
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1.5x scale
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.