Finding the Fourth Proportional to 177,652.13, 244,990.50 and 116,306.78
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Solution
The fourth proportional to 177,652.13, 244,990.50 and 116,306.78 is: 160,392.43
Step by Step Solution
- Step 1: Write the proportion equation
177,652.13 : 244,990.50 = 116,306.78 : x - Step 2: Convert to fraction form
177,652.13/244,990.50 = 116,306.78/x - Step 3: Cross multiply
177,652.13x = 244,990.50 × 116,306.78 - Step 4: Simplify right side
177,652.13x = 28,494,056,185.59 - Step 5: Solve for x
x = 28,494,056,185.59/177,652.13 - Step 6: Final answer
x = 160,392.43
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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.