Finding the Fourth Proportional to 79,865.16, 110,205.41 and 44,055.17
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Solution
The fourth proportional to 79,865.16, 110,205.41 and 44,055.17 is: 60,791.44
Step by Step Solution
- Step 1: Write the proportion equation
79,865.16 : 110,205.41 = 44,055.17 : x - Step 2: Convert to fraction form
79,865.16/110,205.41 = 44,055.17/x - Step 3: Cross multiply
79,865.16x = 110,205.41 × 44,055.17 - Step 4: Simplify right side
79,865.16x = 4,855,117,714.44 - Step 5: Solve for x
x = 4,855,117,714.44/79,865.16 - Step 6: Final answer
x = 60,791.44
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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.