Finding the Fourth Proportional to 110,524.92, 165,803.79 and 39,442.02
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Solution
The fourth proportional to 110,524.92, 165,803.79 and 39,442.02 is: 59,168.89
Step by Step Solution
- Step 1: Write the proportion equation
110,524.92 : 165,803.79 = 39,442.02 : x - Step 2: Convert to fraction form
110,524.92/165,803.79 = 39,442.02/x - Step 3: Cross multiply
110,524.92x = 165,803.79 × 39,442.02 - Step 4: Simplify right side
110,524.92x = 6,539,636,401.26 - Step 5: Solve for x
x = 6,539,636,401.26/110,524.92 - Step 6: Final answer
x = 59,168.89
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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.