Home / 189,028.03-283,865.64-126,251.54

Finding the Fourth Proportional to 189,028.03, 283,865.64 and 126,251.54

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Solution

The fourth proportional to 189,028.03, 283,865.64 and 126,251.54 is: 189,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,028.03 : 283,865.64 = 126,251.54 : x
  2. Step 2: Convert to fraction form
    189,028.03/283,865.64 = 126,251.54/x
  3. Step 3: Cross multiply
    189,028.03x = 283,865.64 × 126,251.54
  4. Step 4: Simplify right side
    189,028.03x = 35,838,474,203.09
  5. Step 5: Solve for x
    x = 35,838,474,203.09/189,028.03
  6. Step 6: Final answer
    x = 189,593.44

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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.