Finding the Fourth Proportional to 83,852.20, 125,924.10 and 44,486.20
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Solution
The fourth proportional to 83,852.20, 125,924.10 and 44,486.20 is: 66,806.65
Step by Step Solution
- Step 1: Write the proportion equation
83,852.20 : 125,924.10 = 44,486.20 : x - Step 2: Convert to fraction form
83,852.20/125,924.10 = 44,486.20/x - Step 3: Cross multiply
83,852.20x = 125,924.10 × 44,486.20 - Step 4: Simplify right side
83,852.20x = 5,601,884,697.42 - Step 5: Solve for x
x = 5,601,884,697.42/83,852.20 - Step 6: Final answer
x = 66,806.65
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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.