Finding the Fourth Proportional to 79,879.07, 110,233.50 and 44,069.08
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Solution
The fourth proportional to 79,879.07, 110,233.50 and 44,069.08 is: 60,815.54
Step by Step Solution
- Step 1: Write the proportion equation
79,879.07 : 110,233.50 = 44,069.08 : x - Step 2: Convert to fraction form
79,879.07/110,233.50 = 44,069.08/x - Step 3: Cross multiply
79,879.07x = 110,233.50 × 44,069.08 - Step 4: Simplify right side
79,879.07x = 4,857,888,930.18 - Step 5: Solve for x
x = 4,857,888,930.18/79,879.07 - Step 6: Final answer
x = 60,815.54
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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.