Home / 146,581.85-219,890.30-51,792.41

Finding the Fourth Proportional to 146,581.85, 219,890.30 and 51,792.41

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Solution

The fourth proportional to 146,581.85, 219,890.30 and 51,792.41 is: 77,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,581.85 : 219,890.30 = 51,792.41 : x
  2. Step 2: Convert to fraction form
    146,581.85/219,890.30 = 51,792.41/x
  3. Step 3: Cross multiply
    146,581.85x = 219,890.30 × 51,792.41
  4. Step 4: Simplify right side
    146,581.85x = 11,388,648,313.66
  5. Step 5: Solve for x
    x = 11,388,648,313.66/146,581.85
  6. Step 6: Final answer
    x = 77,694.81

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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.