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Finding the Fourth Proportional to 192,470.93, 265,644.20 and 116,003.69

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Solution

The fourth proportional to 192,470.93, 265,644.20 and 116,003.69 is: 160,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,470.93 : 265,644.20 = 116,003.69 : x
  2. Step 2: Convert to fraction form
    192,470.93/265,644.20 = 116,003.69/x
  3. Step 3: Cross multiply
    192,470.93x = 265,644.20 × 116,003.69
  4. Step 4: Simplify right side
    192,470.93x = 30,815,707,427.10
  5. Step 5: Solve for x
    x = 30,815,707,427.10/192,470.93
  6. Step 6: Final answer
    x = 160,105.78

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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.