Finding the Fourth Proportional to 83,650.08, 125,470.44 and 61,183.80
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Solution
The fourth proportional to 83,650.08, 125,470.44 and 61,183.80 is: 91,772.28
Step by Step Solution
- Step 1: Write the proportion equation
83,650.08 : 125,470.44 = 61,183.80 : x - Step 2: Convert to fraction form
83,650.08/125,470.44 = 61,183.80/x - Step 3: Cross multiply
83,650.08x = 125,470.44 × 61,183.80 - Step 4: Simplify right side
83,650.08x = 7,676,758,306.87 - Step 5: Solve for x
x = 7,676,758,306.87/83,650.08 - Step 6: Final answer
x = 91,772.28
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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.