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Finding the Fourth Proportional to 55,794.99, 76,993.41 and 33,132.81

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Solution

The fourth proportional to 55,794.99, 76,993.41 and 33,132.81 is: 45,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,794.99 : 76,993.41 = 33,132.81 : x
  2. Step 2: Convert to fraction form
    55,794.99/76,993.41 = 33,132.81/x
  3. Step 3: Cross multiply
    55,794.99x = 76,993.41 × 33,132.81
  4. Step 4: Simplify right side
    55,794.99x = 2,551,008,024.78
  5. Step 5: Solve for x
    x = 2,551,008,024.78/55,794.99
  6. Step 6: Final answer
    x = 45,721.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.