Finding the Fourth Proportional to 73,617.76, 101,615.44 and 41,807.84
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Solution
The fourth proportional to 73,617.76, 101,615.44 and 41,807.84 is: 57,707.84
Step by Step Solution
- Step 1: Write the proportion equation
73,617.76 : 101,615.44 = 41,807.84 : x - Step 2: Convert to fraction form
73,617.76/101,615.44 = 41,807.84/x - Step 3: Cross multiply
73,617.76x = 101,615.44 × 41,807.84 - Step 4: Simplify right side
73,617.76x = 4,248,322,057.05 - Step 5: Solve for x
x = 4,248,322,057.05/73,617.76 - Step 6: Final answer
x = 57,707.84
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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.