Finding the Fourth Proportional to 67,305.96, 100,933.81 and 22,319.08
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Solution
The fourth proportional to 67,305.96, 100,933.81 and 22,319.08 is: 33,470.28
Step by Step Solution
- Step 1: Write the proportion equation
67,305.96 : 100,933.81 = 22,319.08 : x - Step 2: Convert to fraction form
67,305.96/100,933.81 = 22,319.08/x - Step 3: Cross multiply
67,305.96x = 100,933.81 × 22,319.08 - Step 4: Simplify right side
67,305.96x = 2,252,749,471.96 - Step 5: Solve for x
x = 2,252,749,471.96/67,305.96 - Step 6: Final answer
x = 33,470.28
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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.