Home / 195,533.31-269,835.97-106,109.31

Finding the Fourth Proportional to 195,533.31, 269,835.97 and 106,109.31

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Solution

The fourth proportional to 195,533.31, 269,835.97 and 106,109.31 is: 146,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,533.31 : 269,835.97 = 106,109.31 : x
  2. Step 2: Convert to fraction form
    195,533.31/269,835.97 = 106,109.31/x
  3. Step 3: Cross multiply
    195,533.31x = 269,835.97 × 106,109.31
  4. Step 4: Simplify right side
    195,533.31x = 28,632,108,589.88
  5. Step 5: Solve for x
    x = 28,632,108,589.88/195,533.31
  6. Step 6: Final answer
    x = 146,430.85

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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.