Finding the Fourth Proportional to 99,446.67, 149,182.56 and 29,327.40
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Solution
The fourth proportional to 99,446.67, 149,182.56 and 29,327.40 is: 43,994.80
Step by Step Solution
- Step 1: Write the proportion equation
99,446.67 : 149,182.56 = 29,327.40 : x - Step 2: Convert to fraction form
99,446.67/149,182.56 = 29,327.40/x - Step 3: Cross multiply
99,446.67x = 149,182.56 × 29,327.40 - Step 4: Simplify right side
99,446.67x = 4,375,136,610.14 - Step 5: Solve for x
x = 4,375,136,610.14/99,446.67 - Step 6: Final answer
x = 43,994.80
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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.