Home / 238,446.74-329,056.43-131,023.73

Finding the Fourth Proportional to 238,446.74, 329,056.43 and 131,023.73

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Solution

The fourth proportional to 238,446.74, 329,056.43 and 131,023.73 is: 180,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,446.74 : 329,056.43 = 131,023.73 : x
  2. Step 2: Convert to fraction form
    238,446.74/329,056.43 = 131,023.73/x
  3. Step 3: Cross multiply
    238,446.74x = 329,056.43 × 131,023.73
  4. Step 4: Simplify right side
    238,446.74x = 43,114,198,538.68
  5. Step 5: Solve for x
    x = 43,114,198,538.68/238,446.74
  6. Step 6: Final answer
    x = 180,812.70

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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.