Finding the Fourth Proportional to 161,287.92, 241,937.34 and 56,107.80
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Solution
The fourth proportional to 161,287.92, 241,937.34 and 56,107.80 is: 84,163.60
Step by Step Solution
- Step 1: Write the proportion equation
161,287.92 : 241,937.34 = 56,107.80 : x - Step 2: Convert to fraction form
161,287.92/241,937.34 = 56,107.80/x - Step 3: Cross multiply
161,287.92x = 241,937.34 × 56,107.80 - Step 4: Simplify right side
161,287.92x = 13,574,571,885.25 - Step 5: Solve for x
x = 13,574,571,885.25/161,287.92 - Step 6: Final answer
x = 84,163.60
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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.