Finding the Fourth Proportional to 73,232.91, 109,865.97 and 26,485.79
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Solution
The fourth proportional to 73,232.91, 109,865.97 and 26,485.79 is: 39,734.68
Step by Step Solution
- Step 1: Write the proportion equation
73,232.91 : 109,865.97 = 26,485.79 : x - Step 2: Convert to fraction form
73,232.91/109,865.97 = 26,485.79/x - Step 3: Cross multiply
73,232.91x = 109,865.97 × 26,485.79 - Step 4: Simplify right side
73,232.91x = 2,909,886,460.24 - Step 5: Solve for x
x = 2,909,886,460.24/73,232.91 - Step 6: Final answer
x = 39,734.68
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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.