Home / 146,221.95-219,334.74-51,454.98

Finding the Fourth Proportional to 146,221.95, 219,334.74 and 51,454.98

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Solution

The fourth proportional to 146,221.95, 219,334.74 and 51,454.98 is: 77,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,221.95 : 219,334.74 = 51,454.98 : x
  2. Step 2: Convert to fraction form
    146,221.95/219,334.74 = 51,454.98/x
  3. Step 3: Cross multiply
    146,221.95x = 219,334.74 × 51,454.98
  4. Step 4: Simplify right side
    146,221.95x = 11,285,864,660.01
  5. Step 5: Solve for x
    x = 11,285,864,660.01/146,221.95
  6. Step 6: Final answer
    x = 77,183.11

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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.