Home / 238,551.83-329,197.24-131,121.83

Finding the Fourth Proportional to 238,551.83, 329,197.24 and 131,121.83

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Solution

The fourth proportional to 238,551.83, 329,197.24 and 131,121.83 is: 180,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,551.83 : 329,197.24 = 131,121.83 : x
  2. Step 2: Convert to fraction form
    238,551.83/329,197.24 = 131,121.83/x
  3. Step 3: Cross multiply
    238,551.83x = 329,197.24 × 131,121.83
  4. Step 4: Simplify right side
    238,551.83x = 43,164,944,539.75
  5. Step 5: Solve for x
    x = 43,164,944,539.75/238,551.83
  6. Step 6: Final answer
    x = 180,945.77

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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.