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Finding the Fourth Proportional to 135,297.66, 202,940.46 and 35,455.62

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Solution

The fourth proportional to 135,297.66, 202,940.46 and 35,455.62 is: 53,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,297.66 : 202,940.46 = 35,455.62 : x
  2. Step 2: Convert to fraction form
    135,297.66/202,940.46 = 35,455.62/x
  3. Step 3: Cross multiply
    135,297.66x = 202,940.46 × 35,455.62
  4. Step 4: Simplify right side
    135,297.66x = 7,195,379,832.39
  5. Step 5: Solve for x
    x = 7,195,379,832.39/135,297.66
  6. Step 6: Final answer
    x = 53,181.85

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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.