Finding the Fourth Proportional to 73,067.08, 100,821.75 and 44,371.81
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Solution
The fourth proportional to 73,067.08, 100,821.75 and 44,371.81 is: 61,226.53
Step by Step Solution
- Step 1: Write the proportion equation
73,067.08 : 100,821.75 = 44,371.81 : x - Step 2: Convert to fraction form
73,067.08/100,821.75 = 44,371.81/x - Step 3: Cross multiply
73,067.08x = 100,821.75 × 44,371.81 - Step 4: Simplify right side
73,067.08x = 4,473,643,313.01 - Step 5: Solve for x
x = 4,473,643,313.01/73,067.08 - Step 6: Final answer
x = 61,226.53
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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.