Finding the Fourth Proportional to 76,937.44, 115,405.26 and 24,346.84
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Solution
The fourth proportional to 76,937.44, 115,405.26 and 24,346.84 is: 36,519.98
Step by Step Solution
- Step 1: Write the proportion equation
76,937.44 : 115,405.26 = 24,346.84 : x - Step 2: Convert to fraction form
76,937.44/115,405.26 = 24,346.84/x - Step 3: Cross multiply
76,937.44x = 115,405.26 × 24,346.84 - Step 4: Simplify right side
76,937.44x = 2,809,753,400.38 - Step 5: Solve for x
x = 2,809,753,400.38/76,937.44 - Step 6: Final answer
x = 36,519.98
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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.