Finding the Fourth Proportional to 79,735.14, 110,034.57 and 43,925.17
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Solution
The fourth proportional to 79,735.14, 110,034.57 and 43,925.17 is: 60,616.78
Step by Step Solution
- Step 1: Write the proportion equation
79,735.14 : 110,034.57 = 43,925.17 : x - Step 2: Convert to fraction form
79,735.14/110,034.57 = 43,925.17/x - Step 3: Cross multiply
79,735.14x = 110,034.57 × 43,925.17 - Step 4: Simplify right side
79,735.14x = 4,833,287,193.13 - Step 5: Solve for x
x = 4,833,287,193.13/79,735.14 - Step 6: Final answer
x = 60,616.78
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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.