Finding the Fourth Proportional to 83,819.08, 125,724.84 and 24,656.68
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Solution
The fourth proportional to 83,819.08, 125,724.84 and 24,656.68 is: 36,983.91
Step by Step Solution
- Step 1: Write the proportion equation
83,819.08 : 125,724.84 = 24,656.68 : x - Step 2: Convert to fraction form
83,819.08/125,724.84 = 24,656.68/x - Step 3: Cross multiply
83,819.08x = 125,724.84 × 24,656.68 - Step 4: Simplify right side
83,819.08x = 3,099,957,147.93 - Step 5: Solve for x
x = 3,099,957,147.93/83,819.08 - Step 6: Final answer
x = 36,983.91
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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.