Finding the Fourth Proportional to 99,466.26, 137,263.44 and 54,754.26
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Solution
The fourth proportional to 99,466.26, 137,263.44 and 54,754.26 is: 75,560.88
Step by Step Solution
- Step 1: Write the proportion equation
99,466.26 : 137,263.44 = 54,754.26 : x - Step 2: Convert to fraction form
99,466.26/137,263.44 = 54,754.26/x - Step 3: Cross multiply
99,466.26x = 137,263.44 × 54,754.26 - Step 4: Simplify right side
99,466.26x = 7,515,758,082.25 - Step 5: Solve for x
x = 7,515,758,082.25/99,466.26 - Step 6: Final answer
x = 75,560.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.