Finding the Fourth Proportional to 73,765.81, 101,787.19 and 41,934.03
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Solution
The fourth proportional to 73,765.81, 101,787.19 and 41,934.03 is: 57,863.49
Step by Step Solution
- Step 1: Write the proportion equation
73,765.81 : 101,787.19 = 41,934.03 : x - Step 2: Convert to fraction form
73,765.81/101,787.19 = 41,934.03/x - Step 3: Cross multiply
73,765.81x = 101,787.19 × 41,934.03 - Step 4: Simplify right side
73,765.81x = 4,268,347,079.08 - Step 5: Solve for x
x = 4,268,347,079.08/73,765.81 - Step 6: Final answer
x = 57,863.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.