Home / 146,533.29-219,629.66-67,481.43

Finding the Fourth Proportional to 146,533.29, 219,629.66 and 67,481.43

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Solution

The fourth proportional to 146,533.29, 219,629.66 and 67,481.43 is: 101,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,533.29 : 219,629.66 = 67,481.43 : x
  2. Step 2: Convert to fraction form
    146,533.29/219,629.66 = 67,481.43/x
  3. Step 3: Cross multiply
    146,533.29x = 219,629.66 × 67,481.43
  4. Step 4: Simplify right side
    146,533.29x = 14,820,923,189.81
  5. Step 5: Solve for x
    x = 14,820,923,189.81/146,533.29
  6. Step 6: Final answer
    x = 101,143.73

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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.