Finding the Fourth Proportional to 192,689.28, 265,894.92 and 110,995.92
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Solution
The fourth proportional to 192,689.28, 265,894.92 and 110,995.92 is: 153,164.99
Step by Step Solution
- Step 1: Write the proportion equation
192,689.28 : 265,894.92 = 110,995.92 : x - Step 2: Convert to fraction form
192,689.28/265,894.92 = 110,995.92/x - Step 3: Cross multiply
192,689.28x = 265,894.92 × 110,995.92 - Step 4: Simplify right side
192,689.28x = 29,513,251,268.73 - Step 5: Solve for x
x = 29,513,251,268.73/192,689.28 - Step 6: Final answer
x = 153,164.99
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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.