Home / 238,797.12-329,537.64-131,367.30

Finding the Fourth Proportional to 238,797.12, 329,537.64 and 131,367.30

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Solution

The fourth proportional to 238,797.12, 329,537.64 and 131,367.30 is: 181,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,797.12 : 329,537.64 = 131,367.30 : x
  2. Step 2: Convert to fraction form
    238,797.12/329,537.64 = 131,367.30/x
  3. Step 3: Cross multiply
    238,797.12x = 329,537.64 × 131,367.30
  4. Step 4: Simplify right side
    238,797.12x = 43,290,470,015.17
  5. Step 5: Solve for x
    x = 43,290,470,015.17/238,797.12
  6. Step 6: Final answer
    x = 181,285.56

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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.