Finding the Fourth Proportional to 192,624.96, 265,828.80 and 107,757.12
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Solution
The fourth proportional to 192,624.96, 265,828.80 and 107,757.12 is: 148,708.38
Step by Step Solution
- Step 1: Write the proportion equation
192,624.96 : 265,828.80 = 107,757.12 : x - Step 2: Convert to fraction form
192,624.96/265,828.80 = 107,757.12/x - Step 3: Cross multiply
192,624.96x = 265,828.80 × 107,757.12 - Step 4: Simplify right side
192,624.96x = 28,644,945,901.06 - Step 5: Solve for x
x = 28,644,945,901.06/192,624.96 - Step 6: Final answer
x = 148,708.38
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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.