Finding the Fourth Proportional to 79,936.83, 110,312.71 and 44,126.75
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Solution
The fourth proportional to 79,936.83, 110,312.71 and 44,126.75 is: 60,894.86
Step by Step Solution
- Step 1: Write the proportion equation
79,936.83 : 110,312.71 = 44,126.75 : x - Step 2: Convert to fraction form
79,936.83/110,312.71 = 44,126.75/x - Step 3: Cross multiply
79,936.83x = 110,312.71 × 44,126.75 - Step 4: Simplify right side
79,936.83x = 4,867,741,651.77 - Step 5: Solve for x
x = 4,867,741,651.77/79,936.83 - Step 6: Final answer
x = 60,894.86
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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.