Finding the Fourth Proportional to 192,367.68, 265,471.74 and 107,484.54
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Solution
The fourth proportional to 192,367.68, 265,471.74 and 107,484.54 is: 148,331.09
Step by Step Solution
- Step 1: Write the proportion equation
192,367.68 : 265,471.74 = 107,484.54 : x - Step 2: Convert to fraction form
192,367.68/265,471.74 = 107,484.54/x - Step 3: Cross multiply
192,367.68x = 265,471.74 × 107,484.54 - Step 4: Simplify right side
192,367.68x = 28,534,107,856.90 - Step 5: Solve for x
x = 28,534,107,856.90/192,367.68 - Step 6: Final answer
x = 148,331.09
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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.