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Finding the Fourth Proportional to 192,626.52, 265,801.31 and 110,981.48

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Solution

The fourth proportional to 192,626.52, 265,801.31 and 110,981.48 is: 153,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,626.52 : 265,801.31 = 110,981.48 : x
  2. Step 2: Convert to fraction form
    192,626.52/265,801.31 = 110,981.48/x
  3. Step 3: Cross multiply
    192,626.52x = 265,801.31 × 110,981.48
  4. Step 4: Simplify right side
    192,626.52x = 29,499,022,769.74
  5. Step 5: Solve for x
    x = 29,499,022,769.74/192,626.52
  6. Step 6: Final answer
    x = 153,141.03

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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.