Finding the Fourth Proportional to 192,373.12, 265,645.12 and 119,899.70
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Solution
The fourth proportional to 192,373.12, 265,645.12 and 119,899.70 is: 165,567.67
Step by Step Solution
- Step 1: Write the proportion equation
192,373.12 : 265,645.12 = 119,899.70 : x - Step 2: Convert to fraction form
192,373.12/265,645.12 = 119,899.70/x - Step 3: Cross multiply
192,373.12x = 265,645.12 × 119,899.70 - Step 4: Simplify right side
192,373.12x = 31,850,769,240.92 - Step 5: Solve for x
x = 31,850,769,240.92/192,373.12 - Step 6: Final answer
x = 165,567.67
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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.