Home / 238,529.94-329,170.30-131,104.50

Finding the Fourth Proportional to 238,529.94, 329,170.30 and 131,104.50

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Solution

The fourth proportional to 238,529.94, 329,170.30 and 131,104.50 is: 180,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,529.94 : 329,170.30 = 131,104.50 : x
  2. Step 2: Convert to fraction form
    238,529.94/329,170.30 = 131,104.50/x
  3. Step 3: Cross multiply
    238,529.94x = 329,170.30 × 131,104.50
  4. Step 4: Simplify right side
    238,529.94x = 43,155,707,596.35
  5. Step 5: Solve for x
    x = 43,155,707,596.35/238,529.94
  6. Step 6: Final answer
    x = 180,923.65

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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.