Home / 239,439.98-330,429.56-132,007.25

Finding the Fourth Proportional to 239,439.98, 330,429.56 and 132,007.25

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Solution

The fourth proportional to 239,439.98, 330,429.56 and 132,007.25 is: 182,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,439.98 : 330,429.56 = 132,007.25 : x
  2. Step 2: Convert to fraction form
    239,439.98/330,429.56 = 132,007.25/x
  3. Step 3: Cross multiply
    239,439.98x = 330,429.56 × 132,007.25
  4. Step 4: Simplify right side
    239,439.98x = 43,619,095,222.13
  5. Step 5: Solve for x
    x = 43,619,095,222.13/239,439.98
  6. Step 6: Final answer
    x = 182,171.32

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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.