Finding the Fourth Proportional to 99,231.99, 148,850.41 and 29,113.53
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Solution
The fourth proportional to 99,231.99, 148,850.41 and 29,113.53 is: 43,671.01
Step by Step Solution
- Step 1: Write the proportion equation
99,231.99 : 148,850.41 = 29,113.53 : x - Step 2: Convert to fraction form
99,231.99/148,850.41 = 29,113.53/x - Step 3: Cross multiply
99,231.99x = 148,850.41 × 29,113.53 - Step 4: Simplify right side
99,231.99x = 4,333,560,877.05 - Step 5: Solve for x
x = 4,333,560,877.05/99,231.99 - Step 6: Final answer
x = 43,671.01
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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.