Home / 239,330.61-330,276.24-131,900.64

Finding the Fourth Proportional to 239,330.61, 330,276.24 and 131,900.64

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Solution

The fourth proportional to 239,330.61, 330,276.24 and 131,900.64 is: 182,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,330.61 : 330,276.24 = 131,900.64 : x
  2. Step 2: Convert to fraction form
    239,330.61/330,276.24 = 131,900.64/x
  3. Step 3: Cross multiply
    239,330.61x = 330,276.24 × 131,900.64
  4. Step 4: Simplify right side
    239,330.61x = 43,563,647,432.79
  5. Step 5: Solve for x
    x = 43,563,647,432.79/239,330.61
  6. Step 6: Final answer
    x = 182,022.88

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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.