Finding the Fourth Proportional to 83,443.11, 125,192.60 and 27,285.81
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Solution
The fourth proportional to 83,443.11, 125,192.60 and 27,285.81 is: 40,937.84
Step by Step Solution
- Step 1: Write the proportion equation
83,443.11 : 125,192.60 = 27,285.81 : x - Step 2: Convert to fraction form
83,443.11/125,192.60 = 27,285.81/x - Step 3: Cross multiply
83,443.11x = 125,192.60 × 27,285.81 - Step 4: Simplify right side
83,443.11x = 3,415,980,871.04 - Step 5: Solve for x
x = 3,415,980,871.04/83,443.11 - Step 6: Final answer
x = 40,937.84
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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.