Finding the Fourth Proportional to 150,444.07, 225,947.18 and 132,438.68
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Solution
The fourth proportional to 150,444.07, 225,947.18 and 132,438.68 is: 198,905.46
Step by Step Solution
- Step 1: Write the proportion equation
150,444.07 : 225,947.18 = 132,438.68 : x - Step 2: Convert to fraction form
150,444.07/225,947.18 = 132,438.68/x - Step 3: Cross multiply
150,444.07x = 225,947.18 × 132,438.68 - Step 4: Simplify right side
150,444.07x = 29,924,146,268.92 - Step 5: Solve for x
x = 29,924,146,268.92/150,444.07 - Step 6: Final answer
x = 198,905.46
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1.5x scale
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.