Finding the Fourth Proportional to 163,178.64, 244,723.38 and 44,821.80
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Solution
The fourth proportional to 163,178.64, 244,723.38 and 44,821.80 is: 67,220.45
Step by Step Solution
- Step 1: Write the proportion equation
163,178.64 : 244,723.38 = 44,821.80 : x - Step 2: Convert to fraction form
163,178.64/244,723.38 = 44,821.80/x - Step 3: Cross multiply
163,178.64x = 244,723.38 × 44,821.80 - Step 4: Simplify right side
163,178.64x = 10,968,942,393.68 - Step 5: Solve for x
x = 10,968,942,393.68/163,178.64 - Step 6: Final answer
x = 67,220.45
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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.