Finding the Fourth Proportional to 83,452.80, 125,166.12 and 27,292.44
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Solution
The fourth proportional to 83,452.80, 125,166.12 and 27,292.44 is: 40,934.38
Step by Step Solution
- Step 1: Write the proportion equation
83,452.80 : 125,166.12 = 27,292.44 : x - Step 2: Convert to fraction form
83,452.80/125,166.12 = 27,292.44/x - Step 3: Cross multiply
83,452.80x = 125,166.12 × 27,292.44 - Step 4: Simplify right side
83,452.80x = 3,416,088,820.13 - Step 5: Solve for x
x = 3,416,088,820.13/83,452.80 - Step 6: Final answer
x = 40,934.38
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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.