Finding the Fourth Proportional to 177,331.76, 244,684.33 and 105,718.44
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Solution
The fourth proportional to 177,331.76, 244,684.33 and 105,718.44 is: 145,871.48
Step by Step Solution
- Step 1: Write the proportion equation
177,331.76 : 244,684.33 = 105,718.44 : x - Step 2: Convert to fraction form
177,331.76/244,684.33 = 105,718.44/x - Step 3: Cross multiply
177,331.76x = 244,684.33 × 105,718.44 - Step 4: Simplify right side
177,331.76x = 25,867,645,660.05 - Step 5: Solve for x
x = 25,867,645,660.05/177,331.76 - Step 6: Final answer
x = 145,871.48
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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.