Home / 239,224.10-330,137.73-131,802.30

Finding the Fourth Proportional to 239,224.10, 330,137.73 and 131,802.30

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Solution

The fourth proportional to 239,224.10, 330,137.73 and 131,802.30 is: 181,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,224.10 : 330,137.73 = 131,802.30 : x
  2. Step 2: Convert to fraction form
    239,224.10/330,137.73 = 131,802.30/x
  3. Step 3: Cross multiply
    239,224.10x = 330,137.73 × 131,802.30
  4. Step 4: Simplify right side
    239,224.10x = 43,512,912,130.78
  5. Step 5: Solve for x
    x = 43,512,912,130.78/239,224.10
  6. Step 6: Final answer
    x = 181,891.85

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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.