Finding the Fourth Proportional to 154,756.58, 232,201.62 and 83,729.23
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Solution
The fourth proportional to 154,756.58, 232,201.62 and 83,729.23 is: 125,629.96
Step by Step Solution
- Step 1: Write the proportion equation
154,756.58 : 232,201.62 = 83,729.23 : x - Step 2: Convert to fraction form
154,756.58/232,201.62 = 83,729.23/x - Step 3: Cross multiply
154,756.58x = 232,201.62 × 83,729.23 - Step 4: Simplify right side
154,756.58x = 19,442,062,266.85 - Step 5: Solve for x
x = 19,442,062,266.85/154,756.58 - Step 6: Final answer
x = 125,629.96
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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.