Finding the Fourth Proportional to 69,751.11, 104,624.73 and 25,378.68
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Solution
The fourth proportional to 69,751.11, 104,624.73 and 25,378.68 is: 38,067.32
Step by Step Solution
- Step 1: Write the proportion equation
69,751.11 : 104,624.73 = 25,378.68 : x - Step 2: Convert to fraction form
69,751.11/104,624.73 = 25,378.68/x - Step 3: Cross multiply
69,751.11x = 104,624.73 × 25,378.68 - Step 4: Simplify right side
69,751.11x = 2,655,237,542.76 - Step 5: Solve for x
x = 2,655,237,542.76/69,751.11 - Step 6: Final answer
x = 38,067.32
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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.