Finding the Fourth Proportional to 94,676.91, 141,880.04 and 69,519.57
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Solution
The fourth proportional to 94,676.91, 141,880.04 and 69,519.57 is: 104,179.99
Step by Step Solution
- Step 1: Write the proportion equation
94,676.91 : 141,880.04 = 69,519.57 : x - Step 2: Convert to fraction form
94,676.91/141,880.04 = 69,519.57/x - Step 3: Cross multiply
94,676.91x = 141,880.04 × 69,519.57 - Step 4: Simplify right side
94,676.91x = 9,863,439,372.38 - Step 5: Solve for x
x = 9,863,439,372.38/94,676.91 - Step 6: Final answer
x = 104,179.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.