Finding the Fourth Proportional to 178,453.76, 267,323.74 and 107,337.12
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Solution
The fourth proportional to 178,453.76, 267,323.74 and 107,337.12 is: 160,791.02
Step by Step Solution
- Step 1: Write the proportion equation
178,453.76 : 267,323.74 = 107,337.12 : x - Step 2: Convert to fraction form
178,453.76/267,323.74 = 107,337.12/x - Step 3: Cross multiply
178,453.76x = 267,323.74 × 107,337.12 - Step 4: Simplify right side
178,453.76x = 28,693,761,947.74 - Step 5: Solve for x
x = 28,693,761,947.74/178,453.76 - Step 6: Final answer
x = 160,791.02
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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.