Finding the Fourth Proportional to 149,767.20, 224,650.80 and 96,623.10
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Solution
The fourth proportional to 149,767.20, 224,650.80 and 96,623.10 is: 144,934.65
Step by Step Solution
- Step 1: Write the proportion equation
149,767.20 : 224,650.80 = 96,623.10 : x - Step 2: Convert to fraction form
149,767.20/224,650.80 = 96,623.10/x - Step 3: Cross multiply
149,767.20x = 224,650.80 × 96,623.10 - Step 4: Simplify right side
149,767.20x = 21,706,456,713.48 - Step 5: Solve for x
x = 21,706,456,713.48/149,767.20 - Step 6: Final answer
x = 144,934.65
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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.