Finding the Fourth Proportional to 74,169.28, 111,260.76 and 24,249.64
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Solution
The fourth proportional to 74,169.28, 111,260.76 and 24,249.64 is: 36,376.70
Step by Step Solution
- Step 1: Write the proportion equation
74,169.28 : 111,260.76 = 24,249.64 : x - Step 2: Convert to fraction form
74,169.28/111,260.76 = 24,249.64/x - Step 3: Cross multiply
74,169.28x = 111,260.76 × 24,249.64 - Step 4: Simplify right side
74,169.28x = 2,698,033,376.13 - Step 5: Solve for x
x = 2,698,033,376.13/74,169.28 - Step 6: Final answer
x = 36,376.70
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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.