Finding the Fourth Proportional to 79,923.67, 110,294.43 and 44,113.44
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Solution
The fourth proportional to 79,923.67, 110,294.43 and 44,113.44 is: 60,876.42
Step by Step Solution
- Step 1: Write the proportion equation
79,923.67 : 110,294.43 = 44,113.44 : x - Step 2: Convert to fraction form
79,923.67/110,294.43 = 44,113.44/x - Step 3: Cross multiply
79,923.67x = 110,294.43 × 44,113.44 - Step 4: Simplify right side
79,923.67x = 4,865,466,720.14 - Step 5: Solve for x
x = 4,865,466,720.14/79,923.67 - Step 6: Final answer
x = 60,876.42
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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.