Finding the Fourth Proportional to 87,257.74, 130,893.24 and 33,926.81
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Solution
The fourth proportional to 87,257.74, 130,893.24 and 33,926.81 is: 50,892.79
Step by Step Solution
- Step 1: Write the proportion equation
87,257.74 : 130,893.24 = 33,926.81 : x - Step 2: Convert to fraction form
87,257.74/130,893.24 = 33,926.81/x - Step 3: Cross multiply
87,257.74x = 130,893.24 × 33,926.81 - Step 4: Simplify right side
87,257.74x = 4,440,789,553.14 - Step 5: Solve for x
x = 4,440,789,553.14/87,257.74 - Step 6: Final answer
x = 50,892.79
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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.