Finding the Fourth Proportional to 111,250.68, 166,808.70 and 43,701.84
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Solution
The fourth proportional to 111,250.68, 166,808.70 and 43,701.84 is: 65,526.32
Step by Step Solution
- Step 1: Write the proportion equation
111,250.68 : 166,808.70 = 43,701.84 : x - Step 2: Convert to fraction form
111,250.68/166,808.70 = 43,701.84/x - Step 3: Cross multiply
111,250.68x = 166,808.70 × 43,701.84 - Step 4: Simplify right side
111,250.68x = 7,289,847,118.01 - Step 5: Solve for x
x = 7,289,847,118.01/111,250.68 - Step 6: Final answer
x = 65,526.32
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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.