Home / 239,439.04-330,440.72-132,008.87

Finding the Fourth Proportional to 239,439.04, 330,440.72 and 132,008.87

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Solution

The fourth proportional to 239,439.04, 330,440.72 and 132,008.87 is: 182,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,439.04 : 330,440.72 = 132,008.87 : x
  2. Step 2: Convert to fraction form
    239,439.04/330,440.72 = 132,008.87/x
  3. Step 3: Cross multiply
    239,439.04x = 330,440.72 × 132,008.87
  4. Step 4: Simplify right side
    239,439.04x = 43,621,106,215.24
  5. Step 5: Solve for x
    x = 43,621,106,215.24/239,439.04
  6. Step 6: Final answer
    x = 182,180.43

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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.