Home / 146,660.53-219,991.61-53,163.85

Finding the Fourth Proportional to 146,660.53, 219,991.61 and 53,163.85

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Solution

The fourth proportional to 146,660.53, 219,991.61 and 53,163.85 is: 79,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,660.53 : 219,991.61 = 53,163.85 : x
  2. Step 2: Convert to fraction form
    146,660.53/219,991.61 = 53,163.85/x
  3. Step 3: Cross multiply
    146,660.53x = 219,991.61 × 53,163.85
  4. Step 4: Simplify right side
    146,660.53x = 11,695,600,955.30
  5. Step 5: Solve for x
    x = 11,695,600,955.30/146,660.53
  6. Step 6: Final answer
    x = 79,746.07

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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.