Home / 238,550.83-329,195.87-131,120.83

Finding the Fourth Proportional to 238,550.83, 329,195.87 and 131,120.83

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Solution

The fourth proportional to 238,550.83, 329,195.87 and 131,120.83 is: 180,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,550.83 : 329,195.87 = 131,120.83 : x
  2. Step 2: Convert to fraction form
    238,550.83/329,195.87 = 131,120.83/x
  3. Step 3: Cross multiply
    238,550.83x = 329,195.87 × 131,120.83
  4. Step 4: Simplify right side
    238,550.83x = 43,164,434,228.38
  5. Step 5: Solve for x
    x = 43,164,434,228.38/238,550.83
  6. Step 6: Final answer
    x = 180,944.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.