Finding the Fourth Proportional to 83,460.53, 125,138.11 and 46,046.68
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Solution
The fourth proportional to 83,460.53, 125,138.11 and 46,046.68 is: 69,040.94
Step by Step Solution
- Step 1: Write the proportion equation
83,460.53 : 125,138.11 = 46,046.68 : x - Step 2: Convert to fraction form
83,460.53/125,138.11 = 46,046.68/x - Step 3: Cross multiply
83,460.53x = 125,138.11 × 46,046.68 - Step 4: Simplify right side
83,460.53x = 5,762,193,758.04 - Step 5: Solve for x
x = 5,762,193,758.04/83,460.53 - Step 6: Final answer
x = 69,040.94
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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.