Finding the Fourth Proportional to 192,383.80, 288,575.70 and 159,615.80
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Solution
The fourth proportional to 192,383.80, 288,575.70 and 159,615.80 is: 239,423.70
Step by Step Solution
- Step 1: Write the proportion equation
192,383.80 : 288,575.70 = 159,615.80 : x - Step 2: Convert to fraction form
192,383.80/288,575.70 = 159,615.80/x - Step 3: Cross multiply
192,383.80x = 288,575.70 × 159,615.80 - Step 4: Simplify right side
192,383.80x = 46,061,241,216.06 - Step 5: Solve for x
x = 46,061,241,216.06/192,383.80 - Step 6: Final answer
x = 239,423.70
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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.