Finding the Fourth Proportional to 73,231.14, 109,846.71 and 26,473.08
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Solution
The fourth proportional to 73,231.14, 109,846.71 and 26,473.08 is: 39,709.62
Step by Step Solution
- Step 1: Write the proportion equation
73,231.14 : 109,846.71 = 26,473.08 : x - Step 2: Convert to fraction form
73,231.14/109,846.71 = 26,473.08/x - Step 3: Cross multiply
73,231.14x = 109,846.71 × 26,473.08 - Step 4: Simplify right side
73,231.14x = 2,907,980,741.57 - Step 5: Solve for x
x = 2,907,980,741.57/73,231.14 - Step 6: Final answer
x = 39,709.62
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1.5x scale
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.