Finding the Fourth Proportional to 76,934.73, 115,452.56 and 27,013.53
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Solution
The fourth proportional to 76,934.73, 115,452.56 and 27,013.53 is: 40,538.01
Step by Step Solution
- Step 1: Write the proportion equation
76,934.73 : 115,452.56 = 27,013.53 : x - Step 2: Convert to fraction form
76,934.73/115,452.56 = 27,013.53/x - Step 3: Cross multiply
76,934.73x = 115,452.56 × 27,013.53 - Step 4: Simplify right side
76,934.73x = 3,118,781,193.14 - Step 5: Solve for x
x = 3,118,781,193.14/76,934.73 - Step 6: Final answer
x = 40,538.01
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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.