Home / 43,977.78-65,981.25-29,244.69

Finding the Fourth Proportional to 43,977.78, 65,981.25 and 29,244.69

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Solution

The fourth proportional to 43,977.78, 65,981.25 and 29,244.69 is: 43,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,977.78 : 65,981.25 = 29,244.69 : x
  2. Step 2: Convert to fraction form
    43,977.78/65,981.25 = 29,244.69/x
  3. Step 3: Cross multiply
    43,977.78x = 65,981.25 × 29,244.69
  4. Step 4: Simplify right side
    43,977.78x = 1,929,601,202.06
  5. Step 5: Solve for x
    x = 1,929,601,202.06/43,977.78
  6. Step 6: Final answer
    x = 43,876.73

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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.