Finding the Fourth Proportional to 79,822.62, 110,155.95 and 44,013.92
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Solution
The fourth proportional to 79,822.62, 110,155.95 and 44,013.92 is: 60,739.61
Step by Step Solution
- Step 1: Write the proportion equation
79,822.62 : 110,155.95 = 44,013.92 : x - Step 2: Convert to fraction form
79,822.62/110,155.95 = 44,013.92/x - Step 3: Cross multiply
79,822.62x = 110,155.95 × 44,013.92 - Step 4: Simplify right side
79,822.62x = 4,848,394,620.04 - Step 5: Solve for x
x = 4,848,394,620.04/79,822.62 - Step 6: Final answer
x = 60,739.61
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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.