Finding the Fourth Proportional to 83,541.20, 125,305.16 and 33,586.08
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Solution
The fourth proportional to 83,541.20, 125,305.16 and 33,586.08 is: 50,376.45
Step by Step Solution
- Step 1: Write the proportion equation
83,541.20 : 125,305.16 = 33,586.08 : x - Step 2: Convert to fraction form
83,541.20/125,305.16 = 33,586.08/x - Step 3: Cross multiply
83,541.20x = 125,305.16 × 33,586.08 - Step 4: Simplify right side
83,541.20x = 4,208,509,128.17 - Step 5: Solve for x
x = 4,208,509,128.17/83,541.20 - Step 6: Final answer
x = 50,376.45
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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.