Finding the Fourth Proportional to 192,079.97, 265,074.62 and 106,038.75
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Solution
The fourth proportional to 192,079.97, 265,074.62 and 106,038.75 is: 146,335.83
Step by Step Solution
- Step 1: Write the proportion equation
192,079.97 : 265,074.62 = 106,038.75 : x - Step 2: Convert to fraction form
192,079.97/265,074.62 = 106,038.75/x - Step 3: Cross multiply
192,079.97x = 265,074.62 × 106,038.75 - Step 4: Simplify right side
192,079.97x = 28,108,181,825.36 - Step 5: Solve for x
x = 28,108,181,825.36/192,079.97 - Step 6: Final answer
x = 146,335.83
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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.