Finding the Fourth Proportional to 251,685.70, 377,528.55 and 93,905.80
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Solution
The fourth proportional to 251,685.70, 377,528.55 and 93,905.80 is: 140,858.70
Step by Step Solution
- Step 1: Write the proportion equation
251,685.70 : 377,528.55 = 93,905.80 : x - Step 2: Convert to fraction form
251,685.70/377,528.55 = 93,905.80/x - Step 3: Cross multiply
251,685.70x = 377,528.55 × 93,905.80 - Step 4: Simplify right side
251,685.70x = 35,452,120,510.59 - Step 5: Solve for x
x = 35,452,120,510.59/251,685.70 - Step 6: Final answer
x = 140,858.70
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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.