Finding the Fourth Proportional to 203,660.19, 305,400.07 and 108,867.41
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Solution
The fourth proportional to 203,660.19, 305,400.07 and 108,867.41 is: 163,252.89
Step by Step Solution
- Step 1: Write the proportion equation
203,660.19 : 305,400.07 = 108,867.41 : x - Step 2: Convert to fraction form
203,660.19/305,400.07 = 108,867.41/x - Step 3: Cross multiply
203,660.19x = 305,400.07 × 108,867.41 - Step 4: Simplify right side
203,660.19x = 33,248,114,389.05 - Step 5: Solve for x
x = 33,248,114,389.05/203,660.19 - Step 6: Final answer
x = 163,252.89
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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.