Finding the Fourth Proportional to 73,268.28, 101,110.64 and 39,734.28
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Solution
The fourth proportional to 73,268.28, 101,110.64 and 39,734.28 is: 54,833.53
Step by Step Solution
- Step 1: Write the proportion equation
73,268.28 : 101,110.64 = 39,734.28 : x - Step 2: Convert to fraction form
73,268.28/101,110.64 = 39,734.28/x - Step 3: Cross multiply
73,268.28x = 101,110.64 × 39,734.28 - Step 4: Simplify right side
73,268.28x = 4,017,558,480.74 - Step 5: Solve for x
x = 4,017,558,480.74/73,268.28 - Step 6: Final answer
x = 54,833.53
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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.