Finding the Fourth Proportional to 150,043.08, 206,961.84 and 96,242.88
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Solution
The fourth proportional to 150,043.08, 206,961.84 and 96,242.88 is: 132,752.56
Step by Step Solution
- Step 1: Write the proportion equation
150,043.08 : 206,961.84 = 96,242.88 : x - Step 2: Convert to fraction form
150,043.08/206,961.84 = 96,242.88/x - Step 3: Cross multiply
150,043.08x = 206,961.84 × 96,242.88 - Step 4: Simplify right side
150,043.08x = 19,918,603,531.70 - Step 5: Solve for x
x = 19,918,603,531.70/150,043.08 - Step 6: Final answer
x = 132,752.56
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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.