Finding the Fourth Proportional to 68,056.36, 101,884.92 and 47,722.62
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Solution
The fourth proportional to 68,056.36, 101,884.92 and 47,722.62 is: 71,443.95
Step by Step Solution
- Step 1: Write the proportion equation
68,056.36 : 101,884.92 = 47,722.62 : x - Step 2: Convert to fraction form
68,056.36/101,884.92 = 47,722.62/x - Step 3: Cross multiply
68,056.36x = 101,884.92 × 47,722.62 - Step 4: Simplify right side
68,056.36x = 4,862,215,320.89 - Step 5: Solve for x
x = 4,862,215,320.89/68,056.36 - Step 6: Final answer
x = 71,443.95
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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.