Finding the Fourth Proportional to 73,864.57, 101,933.02 and 43,660.79
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Solution
The fourth proportional to 73,864.57, 101,933.02 and 43,660.79 is: 60,251.84
Step by Step Solution
- Step 1: Write the proportion equation
73,864.57 : 101,933.02 = 43,660.79 : x - Step 2: Convert to fraction form
73,864.57/101,933.02 = 43,660.79/x - Step 3: Cross multiply
73,864.57x = 101,933.02 × 43,660.79 - Step 4: Simplify right side
73,864.57x = 4,450,476,180.29 - Step 5: Solve for x
x = 4,450,476,180.29/73,864.57 - Step 6: Final answer
x = 60,251.84
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1.5x scale
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.