Home / 146,945.58-220,335.38-134,406.78

Finding the Fourth Proportional to 146,945.58, 220,335.38 and 134,406.78

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Solution

The fourth proportional to 146,945.58, 220,335.38 and 134,406.78 is: 201,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,945.58 : 220,335.38 = 134,406.78 : x
  2. Step 2: Convert to fraction form
    146,945.58/220,335.38 = 134,406.78/x
  3. Step 3: Cross multiply
    146,945.58x = 220,335.38 × 134,406.78
  4. Step 4: Simplify right side
    146,945.58x = 29,614,568,945.88
  5. Step 5: Solve for x
    x = 29,614,568,945.88/146,945.58
  6. Step 6: Final answer
    x = 201,534.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.