Home / 135,273.76-202,778.72-56,410.56

Finding the Fourth Proportional to 135,273.76, 202,778.72 and 56,410.56

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Solution

The fourth proportional to 135,273.76, 202,778.72 and 56,410.56 is: 84,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,273.76 : 202,778.72 = 56,410.56 : x
  2. Step 2: Convert to fraction form
    135,273.76/202,778.72 = 56,410.56/x
  3. Step 3: Cross multiply
    135,273.76x = 202,778.72 × 56,410.56
  4. Step 4: Simplify right side
    135,273.76x = 11,438,861,151.28
  5. Step 5: Solve for x
    x = 11,438,861,151.28/135,273.76
  6. Step 6: Final answer
    x = 84,560.83

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1.5x scale

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.