Finding the Fourth Proportional to 83,770.56, 125,674.38 and 27,628.02
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Solution
The fourth proportional to 83,770.56, 125,674.38 and 27,628.02 is: 41,448.14
Step by Step Solution
- Step 1: Write the proportion equation
83,770.56 : 125,674.38 = 27,628.02 : x - Step 2: Convert to fraction form
83,770.56/125,674.38 = 27,628.02/x - Step 3: Cross multiply
83,770.56x = 125,674.38 × 27,628.02 - Step 4: Simplify right side
83,770.56x = 3,472,134,284.13 - Step 5: Solve for x
x = 3,472,134,284.13/83,770.56 - Step 6: Final answer
x = 41,448.14
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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.