Finding the Fourth Proportional to 73,867.68, 101,937.24 and 40,333.68
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Solution
The fourth proportional to 73,867.68, 101,937.24 and 40,333.68 is: 55,660.39
Step by Step Solution
- Step 1: Write the proportion equation
73,867.68 : 101,937.24 = 40,333.68 : x - Step 2: Convert to fraction form
73,867.68/101,937.24 = 40,333.68/x - Step 3: Cross multiply
73,867.68x = 101,937.24 × 40,333.68 - Step 4: Simplify right side
73,867.68x = 4,111,504,018.24 - Step 5: Solve for x
x = 4,111,504,018.24/73,867.68 - Step 6: Final answer
x = 55,660.39
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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.