Home / 135,027.20-202,545.66-50,779.64

Finding the Fourth Proportional to 135,027.20, 202,545.66 and 50,779.64

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Solution

The fourth proportional to 135,027.20, 202,545.66 and 50,779.64 is: 76,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,027.20 : 202,545.66 = 50,779.64 : x
  2. Step 2: Convert to fraction form
    135,027.20/202,545.66 = 50,779.64/x
  3. Step 3: Cross multiply
    135,027.20x = 202,545.66 × 50,779.64
  4. Step 4: Simplify right side
    135,027.20x = 10,285,195,698.36
  5. Step 5: Solve for x
    x = 10,285,195,698.36/135,027.20
  6. Step 6: Final answer
    x = 76,171.29

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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.