Finding the Fourth Proportional to 150,772.44, 227,242.40 and 129,963.63
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Solution
The fourth proportional to 150,772.44, 227,242.40 and 129,963.63 is: 195,879.61
Step by Step Solution
- Step 1: Write the proportion equation
150,772.44 : 227,242.40 = 129,963.63 : x - Step 2: Convert to fraction form
150,772.44/227,242.40 = 129,963.63/x - Step 3: Cross multiply
150,772.44x = 227,242.40 × 129,963.63 - Step 4: Simplify right side
150,772.44x = 29,533,247,193.91 - Step 5: Solve for x
x = 29,533,247,193.91/150,772.44 - Step 6: Final answer
x = 195,879.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.