Finding the Fourth Proportional to 83,762.11, 125,661.69 and 27,599.95
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Solution
The fourth proportional to 83,762.11, 125,661.69 and 27,599.95 is: 41,406.03
Step by Step Solution
- Step 1: Write the proportion equation
83,762.11 : 125,661.69 = 27,599.95 : x - Step 2: Convert to fraction form
83,762.11/125,661.69 = 27,599.95/x - Step 3: Cross multiply
83,762.11x = 125,661.69 × 27,599.95 - Step 4: Simplify right side
83,762.11x = 3,468,256,360.92 - Step 5: Solve for x
x = 3,468,256,360.92/83,762.11 - Step 6: Final answer
x = 41,406.03
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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.