Finding the Fourth Proportional to 83,574.22, 125,373.25 and 27,418.72
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Solution
The fourth proportional to 83,574.22, 125,373.25 and 27,418.72 is: 41,131.99
Step by Step Solution
- Step 1: Write the proportion equation
83,574.22 : 125,373.25 = 27,418.72 : x - Step 2: Convert to fraction form
83,574.22/125,373.25 = 27,418.72/x - Step 3: Cross multiply
83,574.22x = 125,373.25 × 27,418.72 - Step 4: Simplify right side
83,574.22x = 3,437,574,037.24 - Step 5: Solve for x
x = 3,437,574,037.24/83,574.22 - Step 6: Final answer
x = 41,131.99
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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.