Finding the Fourth Proportional to 123,797.31, 185,708.26 and 44,917.68
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Solution
The fourth proportional to 123,797.31, 185,708.26 and 44,917.68 is: 67,380.99
Step by Step Solution
- Step 1: Write the proportion equation
123,797.31 : 185,708.26 = 44,917.68 : x - Step 2: Convert to fraction form
123,797.31/185,708.26 = 44,917.68/x - Step 3: Cross multiply
123,797.31x = 185,708.26 × 44,917.68 - Step 4: Simplify right side
123,797.31x = 8,341,584,948.59 - Step 5: Solve for x
x = 8,341,584,948.59/123,797.31 - Step 6: Final answer
x = 67,380.99
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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.