Finding the Fourth Proportional to 150,193.28, 207,252.68 and 89,751.92
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Solution
The fourth proportional to 150,193.28, 207,252.68 and 89,751.92 is: 123,849.26
Step by Step Solution
- Step 1: Write the proportion equation
150,193.28 : 207,252.68 = 89,751.92 : x - Step 2: Convert to fraction form
150,193.28/207,252.68 = 89,751.92/x - Step 3: Cross multiply
150,193.28x = 207,252.68 × 89,751.92 - Step 4: Simplify right side
150,193.28x = 18,601,325,955.15 - Step 5: Solve for x
x = 18,601,325,955.15/150,193.28 - Step 6: Final answer
x = 123,849.26
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1.5x scale
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.