Home / 239,255.44-330,172.23-131,825.44

Finding the Fourth Proportional to 239,255.44, 330,172.23 and 131,825.44

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Solution

The fourth proportional to 239,255.44, 330,172.23 and 131,825.44 is: 181,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,255.44 : 330,172.23 = 131,825.44 : x
  2. Step 2: Convert to fraction form
    239,255.44/330,172.23 = 131,825.44/x
  3. Step 3: Cross multiply
    239,255.44x = 330,172.23 × 131,825.44
  4. Step 4: Simplify right side
    239,255.44x = 43,525,097,844.67
  5. Step 5: Solve for x
    x = 43,525,097,844.67/239,255.44
  6. Step 6: Final answer
    x = 181,918.95

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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.