Finding the Fourth Proportional to 192,189.24, 265,221.36 and 107,306.28
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Solution
The fourth proportional to 192,189.24, 265,221.36 and 107,306.28 is: 148,082.78
Step by Step Solution
- Step 1: Write the proportion equation
192,189.24 : 265,221.36 = 107,306.28 : x - Step 2: Convert to fraction form
192,189.24/265,221.36 = 107,306.28/x - Step 3: Cross multiply
192,189.24x = 265,221.36 × 107,306.28 - Step 4: Simplify right side
192,189.24x = 28,459,917,518.14 - Step 5: Solve for x
x = 28,459,917,518.14/192,189.24 - Step 6: Final answer
x = 148,082.78
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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.