Finding the Fourth Proportional to 73,382.40, 101,122.38 and 52,102.08
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Solution
The fourth proportional to 73,382.40, 101,122.38 and 52,102.08 is: 71,797.68
Step by Step Solution
- Step 1: Write the proportion equation
73,382.40 : 101,122.38 = 52,102.08 : x - Step 2: Convert to fraction form
73,382.40/101,122.38 = 52,102.08/x - Step 3: Cross multiply
73,382.40x = 101,122.38 × 52,102.08 - Step 4: Simplify right side
73,382.40x = 5,268,686,332.55 - Step 5: Solve for x
x = 5,268,686,332.55/73,382.40 - Step 6: Final answer
x = 71,797.68
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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.