Finding the Fourth Proportional to 83,093.24, 124,589.75 and 38,729.95
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Solution
The fourth proportional to 83,093.24, 124,589.75 and 38,729.95 is: 58,071.56
Step by Step Solution
- Step 1: Write the proportion equation
83,093.24 : 124,589.75 = 38,729.95 : x - Step 2: Convert to fraction form
83,093.24/124,589.75 = 38,729.95/x - Step 3: Cross multiply
83,093.24x = 124,589.75 × 38,729.95 - Step 4: Simplify right side
83,093.24x = 4,825,354,282.89 - Step 5: Solve for x
x = 4,825,354,282.89/83,093.24 - Step 6: Final answer
x = 58,071.56
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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.