Home / 188,910.38-283,476.27-135,544.83

Finding the Fourth Proportional to 188,910.38, 283,476.27 and 135,544.83

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Solution

The fourth proportional to 188,910.38, 283,476.27 and 135,544.83 is: 203,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,910.38 : 283,476.27 = 135,544.83 : x
  2. Step 2: Convert to fraction form
    188,910.38/283,476.27 = 135,544.83/x
  3. Step 3: Cross multiply
    188,910.38x = 283,476.27 × 135,544.83
  4. Step 4: Simplify right side
    188,910.38x = 38,423,742,826.18
  5. Step 5: Solve for x
    x = 38,423,742,826.18/188,910.38
  6. Step 6: Final answer
    x = 203,396.68

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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.