Finding the Fourth Proportional to 79,815.73, 110,146.43 and 44,007.02
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Solution
The fourth proportional to 79,815.73, 110,146.43 and 44,007.02 is: 60,730.09
Step by Step Solution
- Step 1: Write the proportion equation
79,815.73 : 110,146.43 = 44,007.02 : x - Step 2: Convert to fraction form
79,815.73/110,146.43 = 44,007.02/x - Step 3: Cross multiply
79,815.73x = 110,146.43 × 44,007.02 - Step 4: Simplify right side
79,815.73x = 4,847,216,147.94 - Step 5: Solve for x
x = 4,847,216,147.94/79,815.73 - Step 6: Final answer
x = 60,730.09
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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.