Home / 55,429.83-83,188.89-28,783.53

Finding the Fourth Proportional to 55,429.83, 83,188.89 and 28,783.53

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Solution

The fourth proportional to 55,429.83, 83,188.89 and 28,783.53 is: 43,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,429.83 : 83,188.89 = 28,783.53 : x
  2. Step 2: Convert to fraction form
    55,429.83/83,188.89 = 28,783.53/x
  3. Step 3: Cross multiply
    55,429.83x = 83,188.89 × 28,783.53
  4. Step 4: Simplify right side
    55,429.83x = 2,394,469,910.98
  5. Step 5: Solve for x
    x = 2,394,469,910.98/55,429.83
  6. Step 6: Final answer
    x = 43,198.22

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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.