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Finding the Fourth Proportional to 239,956.60, 331,133.77 and 132,524.32

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Solution

The fourth proportional to 239,956.60, 331,133.77 and 132,524.32 is: 182,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,956.60 : 331,133.77 = 132,524.32 : x
  2. Step 2: Convert to fraction form
    239,956.60/331,133.77 = 132,524.32/x
  3. Step 3: Cross multiply
    239,956.60x = 331,133.77 × 132,524.32
  4. Step 4: Simplify right side
    239,956.60x = 43,883,277,698.29
  5. Step 5: Solve for x
    x = 43,883,277,698.29/239,956.60
  6. Step 6: Final answer
    x = 182,880.06

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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.