Finding the Fourth Proportional to 170,201.13, 234,785.02 and 106,525.41
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Solution
The fourth proportional to 170,201.13, 234,785.02 and 106,525.41 is: 146,947.15
Step by Step Solution
- Step 1: Write the proportion equation
170,201.13 : 234,785.02 = 106,525.41 : x - Step 2: Convert to fraction form
170,201.13/234,785.02 = 106,525.41/x - Step 3: Cross multiply
170,201.13x = 234,785.02 × 106,525.41 - Step 4: Simplify right side
170,201.13x = 25,010,570,517.36 - Step 5: Solve for x
x = 25,010,570,517.36/170,201.13 - Step 6: Final answer
x = 146,947.15
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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.