Finding the Fourth Proportional to 94,620.26, 130,582.41 and 54,876.26
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Solution
The fourth proportional to 94,620.26, 130,582.41 and 54,876.26 is: 75,732.98
Step by Step Solution
- Step 1: Write the proportion equation
94,620.26 : 130,582.41 = 54,876.26 : x - Step 2: Convert to fraction form
94,620.26/130,582.41 = 54,876.26/x - Step 3: Cross multiply
94,620.26x = 130,582.41 × 54,876.26 - Step 4: Simplify right side
94,620.26x = 7,165,874,282.59 - Step 5: Solve for x
x = 7,165,874,282.59/94,620.26 - Step 6: Final answer
x = 75,732.98
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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.