Finding the Fourth Proportional to 146,647.44, 202,373.46 and 79,579.44
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Solution
The fourth proportional to 146,647.44, 202,373.46 and 79,579.44 is: 109,819.62
Step by Step Solution
- Step 1: Write the proportion equation
146,647.44 : 202,373.46 = 79,579.44 : x - Step 2: Convert to fraction form
146,647.44/202,373.46 = 79,579.44/x - Step 3: Cross multiply
146,647.44x = 202,373.46 × 79,579.44 - Step 4: Simplify right side
146,647.44x = 16,104,766,617.66 - Step 5: Solve for x
x = 16,104,766,617.66/146,647.44 - Step 6: Final answer
x = 109,819.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.