Home / 43,537.20-65,305.80-34,789.20

Finding the Fourth Proportional to 43,537.20, 65,305.80 and 34,789.20

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Solution

The fourth proportional to 43,537.20, 65,305.80 and 34,789.20 is: 52,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,537.20 : 65,305.80 = 34,789.20 : x
  2. Step 2: Convert to fraction form
    43,537.20/65,305.80 = 34,789.20/x
  3. Step 3: Cross multiply
    43,537.20x = 65,305.80 × 34,789.20
  4. Step 4: Simplify right side
    43,537.20x = 2,271,936,537.36
  5. Step 5: Solve for x
    x = 2,271,936,537.36/43,537.20
  6. Step 6: Final answer
    x = 52,183.80

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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.