Finding the Fourth Proportional to 73,866.28, 110,799.96 and 27,119.20
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Solution
The fourth proportional to 73,866.28, 110,799.96 and 27,119.20 is: 40,679.00
Step by Step Solution
- Step 1: Write the proportion equation
73,866.28 : 110,799.96 = 27,119.20 : x - Step 2: Convert to fraction form
73,866.28/110,799.96 = 27,119.20/x - Step 3: Cross multiply
73,866.28x = 110,799.96 × 27,119.20 - Step 4: Simplify right side
73,866.28x = 3,004,806,275.23 - Step 5: Solve for x
x = 3,004,806,275.23/73,866.28 - Step 6: Final answer
x = 40,679.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.