Finding the Fourth Proportional to 159,929.70, 239,675.85 and 106,469.70
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Solution
The fourth proportional to 159,929.70, 239,675.85 and 106,469.70 is: 159,558.96
Step by Step Solution
- Step 1: Write the proportion equation
159,929.70 : 239,675.85 = 106,469.70 : x - Step 2: Convert to fraction form
159,929.70/239,675.85 = 106,469.70/x - Step 3: Cross multiply
159,929.70x = 239,675.85 × 106,469.70 - Step 4: Simplify right side
159,929.70x = 25,518,215,846.75 - Step 5: Solve for x
x = 25,518,215,846.75/159,929.70 - Step 6: Final answer
x = 159,558.96
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1.5x scale
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.