Finding the Fourth Proportional to 73,209.44, 100,953.60 and 62,634.08
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Solution
The fourth proportional to 73,209.44, 100,953.60 and 62,634.08 is: 86,370.50
Step by Step Solution
- Step 1: Write the proportion equation
73,209.44 : 100,953.60 = 62,634.08 : x - Step 2: Convert to fraction form
73,209.44/100,953.60 = 62,634.08/x - Step 3: Cross multiply
73,209.44x = 100,953.60 × 62,634.08 - Step 4: Simplify right side
73,209.44x = 6,323,135,858.69 - Step 5: Solve for x
x = 6,323,135,858.69/73,209.44 - Step 6: Final answer
x = 86,370.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.