Home / 135,467.46-203,168.52-56,538.90

Finding the Fourth Proportional to 135,467.46, 203,168.52 and 56,538.90

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Solution

The fourth proportional to 135,467.46, 203,168.52 and 56,538.90 is: 84,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,467.46 : 203,168.52 = 56,538.90 : x
  2. Step 2: Convert to fraction form
    135,467.46/203,168.52 = 56,538.90/x
  3. Step 3: Cross multiply
    135,467.46x = 203,168.52 × 56,538.90
  4. Step 4: Simplify right side
    135,467.46x = 11,486,924,635.43
  5. Step 5: Solve for x
    x = 11,486,924,635.43/135,467.46
  6. Step 6: Final answer
    x = 84,794.71

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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.