Finding the Fourth Proportional to 118,846.01, 177,924.36 and 92,470.79
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Solution
The fourth proportional to 118,846.01, 177,924.36 and 92,470.79 is: 138,438.02
Step by Step Solution
- Step 1: Write the proportion equation
118,846.01 : 177,924.36 = 92,470.79 : x - Step 2: Convert to fraction form
118,846.01/177,924.36 = 92,470.79/x - Step 3: Cross multiply
118,846.01x = 177,924.36 × 92,470.79 - Step 4: Simplify right side
118,846.01x = 16,452,806,129.44 - Step 5: Solve for x
x = 16,452,806,129.44/118,846.01 - Step 6: Final answer
x = 138,438.02
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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.