Finding the Fourth Proportional to 180,584.90, 270,729.49 and 68,201.31
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Solution
The fourth proportional to 180,584.90, 270,729.49 and 68,201.31 is: 102,246.12
Step by Step Solution
- Step 1: Write the proportion equation
180,584.90 : 270,729.49 = 68,201.31 : x - Step 2: Convert to fraction form
180,584.90/270,729.49 = 68,201.31/x - Step 3: Cross multiply
180,584.90x = 270,729.49 × 68,201.31 - Step 4: Simplify right side
180,584.90x = 18,464,105,873.63 - Step 5: Solve for x
x = 18,464,105,873.63/180,584.90 - Step 6: Final answer
x = 102,246.12
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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.